8889427820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^2\times {\mathrm{709}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 23288704320

約数和(自身を除く): 14399276500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 83, 91, 130, 140, 166, 182, 260, 332, 364, 415, 455, 581, 709, 830, 910, 1079, 1162, 1418, 1660, 1820, 2158, 2324, 2836, 2905, 3545, 4316, 4963, 5395, 5810, 6889, 7090, 7553, 9217, 9926, 10790, 11620, 13778, 14180, 15106, 18434, 19852, 21580, 24815, 27556, 30212, 34445, 36868, 37765, 46085, 48223, 49630, 58847, 64519, 68890, 75530, 89557, 92170, 96446, 99260, 117694, 129038, 137780, 151060, 179114, 184340, 192892, 235388, 241115, 258076, 294235, 322595, 358228, 411929, 447785, 482230, 588470, 626899, 645190, 765011, 823858, 895570, 964460, 1176940, 1253798, 1290380, 1530022, 1647716, 1791140, 2059645, 2507596, 3060044, 3134495, 3825055, 4119290, 4884301, 5355077, 6268990, 7650110, 8238580, 9768602, 10710154, 12537980, 15300220, 19537204, 21420308, 24421505, 26775385, 34190107, 48843010, 53550770, 63495913, 68380214, 97686020, 107101540, 126991826, 136760428, 170950535, 253983652, 317479565, 341901070, 444471391, 634959130, 683802140, 888942782, 1269918260, 1777885564, 2222356955, 4444713910, 8889427820]

約数ペア:

[(1, 8889427820), (2, 4444713910), (4, 2222356955), (5, 1777885564), (7, 1269918260), (10, 888942782), (13, 683802140), (14, 634959130), (20, 444471391), (26, 341901070), (28, 317479565), (35, 253983652), (52, 170950535), (65, 136760428), (70, 126991826), (83, 107101540), (91, 97686020), (130, 68380214), (140, 63495913), (166, 53550770), (182, 48843010), (260, 34190107), (332, 26775385), (364, 24421505), (415, 21420308), (455, 19537204), (581, 15300220), (709, 12537980), (830, 10710154), (910, 9768602), (1079, 8238580), (1162, 7650110), (1418, 6268990), (1660, 5355077), (1820, 4884301), (2158, 4119290), (2324, 3825055), (2836, 3134495), (2905, 3060044), (3545, 2507596), (4316, 2059645), (4963, 1791140), (5395, 1647716), (5810, 1530022), (6889, 1290380), (7090, 1253798), (7553, 1176940), (9217, 964460), (9926, 895570), (10790, 823858), (11620, 765011), (13778, 645190), (14180, 626899), (15106, 588470), (18434, 482230), (19852, 447785), (21580, 411929), (24815, 358228), (27556, 322595), (30212, 294235), (34445, 258076), (36868, 241115), (37765, 235388), (46085, 192892), (48223, 184340), (49630, 179114), (58847, 151060), (64519, 137780), (68890, 129038), (75530, 117694), (89557, 99260), (92170, 96446)]