20654870800

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{34129}}^1$

素因数の和:34253

約数の個数: 120

約数和(自身を含む): 53134266600

約数和(自身を除く): 32479395800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 89, 100, 136, 170, 178, 200, 272, 340, 356, 400, 425, 445, 680, 712, 850, 890, 1360, 1424, 1513, 1700, 1780, 2225, 3026, 3400, 3560, 4450, 6052, 6800, 7120, 7565, 8900, 12104, 15130, 17800, 24208, 30260, 34129, 35600, 37825, 60520, 68258, 75650, 121040, 136516, 151300, 170645, 273032, 302600, 341290, 546064, 580193, 605200, 682580, 853225, 1160386, 1365160, 1706450, 2320772, 2730320, 2900965, 3037481, 3412900, 4641544, 5801930, 6074962, 6825800, 9283088, 11603860, 12149924, 13651600, 14504825, 15187405, 23207720, 24299848, 29009650, 30374810, 46415440, 48599696, 51637177, 58019300, 60749620, 75937025, 103274354, 116038600, 121499240, 151874050, 206548708, 232077200, 242998480, 258185885, 303748100, 413097416, 516371770, 607496200, 826194832, 1032743540, 1214992400, 1290929425, 2065487080, 2581858850, 4130974160, 5163717700, 10327435400, 20654870800]

約数ペア:

[(1, 20654870800), (2, 10327435400), (4, 5163717700), (5, 4130974160), (8, 2581858850), (10, 2065487080), (16, 1290929425), (17, 1214992400), (20, 1032743540), (25, 826194832), (34, 607496200), (40, 516371770), (50, 413097416), (68, 303748100), (80, 258185885), (85, 242998480), (89, 232077200), (100, 206548708), (136, 151874050), (170, 121499240), (178, 116038600), (200, 103274354), (272, 75937025), (340, 60749620), (356, 58019300), (400, 51637177), (425, 48599696), (445, 46415440), (680, 30374810), (712, 29009650), (850, 24299848), (890, 23207720), (1360, 15187405), (1424, 14504825), (1513, 13651600), (1700, 12149924), (1780, 11603860), (2225, 9283088), (3026, 6825800), (3400, 6074962), (3560, 5801930), (4450, 4641544), (6052, 3412900), (6800, 3037481), (7120, 2900965), (7565, 2730320), (8900, 2320772), (12104, 1706450), (15130, 1365160), (17800, 1160386), (24208, 853225), (30260, 682580), (34129, 605200), (35600, 580193), (37825, 546064), (60520, 341290), (68258, 302600), (75650, 273032), (121040, 170645), (136516, 151300)]