90707500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2791}}^1$

素因数の和:2828

約数の個数: 60

約数和(自身を含む): 213694096

約数和(自身を除く): 122986596

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1300, 1625, 2500, 2791, 3250, 5582, 6500, 8125, 11164, 13955, 16250, 27910, 32500, 36283, 55820, 69775, 72566, 139550, 145132, 181415, 279100, 348875, 362830, 697750, 725660, 907075, 1395500, 1744375, 1814150, 3488750, 3628300, 4535375, 6977500, 9070750, 18141500, 22676875, 45353750, 90707500]

約数ペア:

[(1, 90707500), (2, 45353750), (4, 22676875), (5, 18141500), (10, 9070750), (13, 6977500), (20, 4535375), (25, 3628300), (26, 3488750), (50, 1814150), (52, 1744375), (65, 1395500), (100, 907075), (125, 725660), (130, 697750), (250, 362830), (260, 348875), (325, 279100), (500, 181415), (625, 145132), (650, 139550), (1250, 72566), (1300, 69775), (1625, 55820), (2500, 36283), (2791, 32500), (3250, 27910), (5582, 16250), (6500, 13955), (8125, 11164)]