51785625

素因数分解:

$3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 40

約数和(自身を含む): 87721920

約数和(自身を除く): 35936295

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 389, 625, 1065, 1167, 1775, 1875, 1945, 5325, 5835, 8875, 9725, 26625, 27619, 29175, 44375, 48625, 82857, 133125, 138095, 145875, 243125, 414285, 690475, 729375, 2071425, 3452375, 10357125, 17261875, 51785625]

約数ペア:

[(1, 51785625), (3, 17261875), (5, 10357125), (15, 3452375), (25, 2071425), (71, 729375), (75, 690475), (125, 414285), (213, 243125), (355, 145875), (375, 138095), (389, 133125), (625, 82857), (1065, 48625), (1167, 44375), (1775, 29175), (1875, 27619), (1945, 26625), (5325, 9725), (5835, 8875)]