20161361350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{2339}}^1$

素因数の和:2602

約数の個数: 96

約数和(自身を含む): 41130180000

約数和(自身を除く): 20968818650

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 149, 178, 298, 325, 445, 650, 745, 890, 1157, 1490, 1937, 2225, 2314, 2339, 3725, 3874, 4450, 4678, 5785, 7450, 9685, 11570, 11695, 13261, 19370, 23390, 26522, 28925, 30407, 48425, 57850, 58475, 60814, 66305, 96850, 116950, 132610, 152035, 172393, 208171, 304070, 331525, 344786, 348511, 416342, 663050, 697022, 760175, 861965, 1040855, 1520350, 1723930, 1742555, 2081710, 2706223, 3485110, 4309825, 4530643, 5204275, 5412446, 8619650, 8712775, 9061286, 10408550, 13531115, 17425550, 22653215, 27062230, 31017479, 45306430, 62034958, 67655575, 113266075, 135311150, 155087395, 226532150, 310174790, 403227227, 775436975, 806454454, 1550873950, 2016136135, 4032272270, 10080680675, 20161361350]

約数ペア:

[(1, 20161361350), (2, 10080680675), (5, 4032272270), (10, 2016136135), (13, 1550873950), (25, 806454454), (26, 775436975), (50, 403227227), (65, 310174790), (89, 226532150), (130, 155087395), (149, 135311150), (178, 113266075), (298, 67655575), (325, 62034958), (445, 45306430), (650, 31017479), (745, 27062230), (890, 22653215), (1157, 17425550), (1490, 13531115), (1937, 10408550), (2225, 9061286), (2314, 8712775), (2339, 8619650), (3725, 5412446), (3874, 5204275), (4450, 4530643), (4678, 4309825), (5785, 3485110), (7450, 2706223), (9685, 2081710), (11570, 1742555), (11695, 1723930), (13261, 1520350), (19370, 1040855), (23390, 861965), (26522, 760175), (28925, 697022), (30407, 663050), (48425, 416342), (57850, 348511), (58475, 344786), (60814, 331525), (66305, 304070), (96850, 208171), (116950, 172393), (132610, 152035)]