8227125

素因数分解:

$3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 15185664

約数和(自身を除く): 6958539

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 103, 125, 213, 225, 309, 355, 375, 515, 639, 927, 1065, 1125, 1545, 1775, 2575, 3195, 4635, 5325, 7313, 7725, 8875, 12875, 15975, 21939, 23175, 26625, 36565, 38625, 65817, 79875, 109695, 115875, 182825, 329085, 548475, 914125, 1645425, 2742375, 8227125]

約数ペア:

[(1, 8227125), (3, 2742375), (5, 1645425), (9, 914125), (15, 548475), (25, 329085), (45, 182825), (71, 115875), (75, 109695), (103, 79875), (125, 65817), (213, 38625), (225, 36565), (309, 26625), (355, 23175), (375, 21939), (515, 15975), (639, 12875), (927, 8875), (1065, 7725), (1125, 7313), (1545, 5325), (1775, 4635), (2575, 3195)]