2005138850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 4657201920

約数和(自身を除く): 2652063070

約数列:

[1, 2, 5, 10, 11, 13, 22, 23, 25, 26, 46, 50, 55, 65, 89, 110, 115, 130, 137, 143, 178, 230, 253, 274, 275, 286, 299, 325, 445, 506, 550, 575, 598, 650, 685, 715, 890, 979, 1150, 1157, 1265, 1370, 1430, 1495, 1507, 1781, 1958, 2047, 2225, 2314, 2530, 2990, 3014, 3151, 3289, 3425, 3562, 3575, 4094, 4450, 4895, 5785, 6302, 6325, 6578, 6850, 7150, 7475, 7535, 8905, 9790, 10235, 11570, 12193, 12650, 12727, 14950, 15070, 15755, 16445, 17810, 19591, 20470, 22517, 24386, 24475, 25454, 26611, 28925, 31510, 32890, 34661, 37675, 39182, 40963, 44525, 45034, 48950, 51175, 53222, 57850, 60965, 63635, 69322, 75350, 78775, 81926, 82225, 89050, 97955, 102350, 112585, 121930, 127270, 133055, 134123, 157550, 158509, 164450, 173305, 195910, 204815, 225170, 266110, 268246, 280439, 292721, 304825, 317018, 318175, 346610, 409630, 450593, 489775, 560878, 562925, 585442, 609650, 636350, 665275, 670615, 792545, 866525, 901186, 979550, 1024075, 1125850, 1330550, 1341230, 1402195, 1463605, 1585090, 1733050, 1743599, 2048150, 2252965, 2804390, 2927210, 3084829, 3353075, 3487198, 3645707, 3962725, 4505930, 6169658, 6706150, 7010975, 7291414, 7318025, 7925450, 8717995, 11264825, 14021950, 14636050, 15424145, 17435990, 18228535, 22529650, 30848290, 36457070, 40102777, 43589975, 77120725, 80205554, 87179950, 91142675, 154241450, 182285350, 200513885, 401027770, 1002569425, 2005138850]

約数ペア:

[(1, 2005138850), (2, 1002569425), (5, 401027770), (10, 200513885), (11, 182285350), (13, 154241450), (22, 91142675), (23, 87179950), (25, 80205554), (26, 77120725), (46, 43589975), (50, 40102777), (55, 36457070), (65, 30848290), (89, 22529650), (110, 18228535), (115, 17435990), (130, 15424145), (137, 14636050), (143, 14021950), (178, 11264825), (230, 8717995), (253, 7925450), (274, 7318025), (275, 7291414), (286, 7010975), (299, 6706150), (325, 6169658), (445, 4505930), (506, 3962725), (550, 3645707), (575, 3487198), (598, 3353075), (650, 3084829), (685, 2927210), (715, 2804390), (890, 2252965), (979, 2048150), (1150, 1743599), (1157, 1733050), (1265, 1585090), (1370, 1463605), (1430, 1402195), (1495, 1341230), (1507, 1330550), (1781, 1125850), (1958, 1024075), (2047, 979550), (2225, 901186), (2314, 866525), (2530, 792545), (2990, 670615), (3014, 665275), (3151, 636350), (3289, 609650), (3425, 585442), (3562, 562925), (3575, 560878), (4094, 489775), (4450, 450593), (4895, 409630), (5785, 346610), (6302, 318175), (6325, 317018), (6578, 304825), (6850, 292721), (7150, 280439), (7475, 268246), (7535, 266110), (8905, 225170), (9790, 204815), (10235, 195910), (11570, 173305), (12193, 164450), (12650, 158509), (12727, 157550), (14950, 134123), (15070, 133055), (15755, 127270), (16445, 121930), (17810, 112585), (19591, 102350), (20470, 97955), (22517, 89050), (24386, 82225), (24475, 81926), (25454, 78775), (26611, 75350), (28925, 69322), (31510, 63635), (32890, 60965), (34661, 57850), (37675, 53222), (39182, 51175), (40963, 48950), (44525, 45034)]