131983125

素因数分解:

$3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{1637}}^1$

素因数の和:1703

約数の個数: 40

約数和(自身を含む): 225152928

約数和(自身を除く): 93169803

約数列:

[1, 3, 5, 15, 25, 43, 75, 125, 129, 215, 375, 625, 645, 1075, 1637, 1875, 3225, 4911, 5375, 8185, 16125, 24555, 26875, 40925, 70391, 80625, 122775, 204625, 211173, 351955, 613875, 1023125, 1055865, 1759775, 3069375, 5279325, 8798875, 26396625, 43994375, 131983125]

約数ペア:

[(1, 131983125), (3, 43994375), (5, 26396625), (15, 8798875), (25, 5279325), (43, 3069375), (75, 1759775), (125, 1055865), (129, 1023125), (215, 613875), (375, 351955), (625, 211173), (645, 204625), (1075, 122775), (1637, 80625), (1875, 70391), (3225, 40925), (4911, 26875), (5375, 24555), (8185, 16125)]