27725750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 58968000

約数和(自身を除く): 31242250

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 125, 130, 190, 247, 250, 325, 449, 475, 494, 650, 898, 950, 1235, 1625, 2245, 2375, 2470, 3250, 4490, 4750, 5837, 6175, 8531, 11225, 11674, 12350, 17062, 22450, 29185, 30875, 42655, 56125, 58370, 61750, 85310, 110903, 112250, 145925, 213275, 221806, 291850, 426550, 554515, 729625, 1066375, 1109030, 1459250, 2132750, 2772575, 5545150, 13862875, 27725750]

約数ペア:

[(1, 27725750), (2, 13862875), (5, 5545150), (10, 2772575), (13, 2132750), (19, 1459250), (25, 1109030), (26, 1066375), (38, 729625), (50, 554515), (65, 426550), (95, 291850), (125, 221806), (130, 213275), (190, 145925), (247, 112250), (250, 110903), (325, 85310), (449, 61750), (475, 58370), (494, 56125), (650, 42655), (898, 30875), (950, 29185), (1235, 22450), (1625, 17062), (2245, 12350), (2375, 11674), (2470, 11225), (3250, 8531), (4490, 6175), (4750, 5837)]