40462500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 128616768

約数和(自身を除く): 88154268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 83, 100, 125, 130, 150, 156, 166, 195, 249, 250, 260, 300, 325, 332, 375, 390, 415, 498, 500, 625, 650, 750, 780, 830, 975, 996, 1079, 1245, 1250, 1300, 1500, 1625, 1660, 1875, 1950, 2075, 2158, 2490, 2500, 3125, 3237, 3250, 3750, 3900, 4150, 4316, 4875, 4980, 5395, 6225, 6250, 6474, 6500, 7500, 8125, 8300, 9375, 9750, 10375, 10790, 12450, 12500, 12948, 16185, 16250, 18750, 19500, 20750, 21580, 24375, 24900, 26975, 31125, 32370, 32500, 37500, 40625, 41500, 48750, 51875, 53950, 62250, 64740, 80925, 81250, 97500, 103750, 107900, 121875, 124500, 134875, 155625, 161850, 162500, 207500, 243750, 259375, 269750, 311250, 323700, 404625, 487500, 518750, 539500, 622500, 674375, 778125, 809250, 1037500, 1348750, 1556250, 1618500, 2023125, 2697500, 3112500, 3371875, 4046250, 6743750, 8092500, 10115625, 13487500, 20231250, 40462500]

約数ペア:

[(1, 40462500), (2, 20231250), (3, 13487500), (4, 10115625), (5, 8092500), (6, 6743750), (10, 4046250), (12, 3371875), (13, 3112500), (15, 2697500), (20, 2023125), (25, 1618500), (26, 1556250), (30, 1348750), (39, 1037500), (50, 809250), (52, 778125), (60, 674375), (65, 622500), (75, 539500), (78, 518750), (83, 487500), (100, 404625), (125, 323700), (130, 311250), (150, 269750), (156, 259375), (166, 243750), (195, 207500), (249, 162500), (250, 161850), (260, 155625), (300, 134875), (325, 124500), (332, 121875), (375, 107900), (390, 103750), (415, 97500), (498, 81250), (500, 80925), (625, 64740), (650, 62250), (750, 53950), (780, 51875), (830, 48750), (975, 41500), (996, 40625), (1079, 37500), (1245, 32500), (1250, 32370), (1300, 31125), (1500, 26975), (1625, 24900), (1660, 24375), (1875, 21580), (1950, 20750), (2075, 19500), (2158, 18750), (2490, 16250), (2500, 16185), (3125, 12948), (3237, 12500), (3250, 12450), (3750, 10790), (3900, 10375), (4150, 9750), (4316, 9375), (4875, 8300), (4980, 8125), (5395, 7500), (6225, 6500), (6250, 6474)]