3878375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 5391360

約数和(自身を除く): 1512985

約数列:

[1, 5, 19, 23, 25, 71, 95, 115, 125, 355, 437, 475, 575, 1349, 1633, 1775, 2185, 2375, 2875, 6745, 8165, 8875, 10925, 31027, 33725, 40825, 54625, 155135, 168625, 204125, 775675, 3878375]

約数ペア:

[(1, 3878375), (5, 775675), (19, 204125), (23, 168625), (25, 155135), (71, 54625), (95, 40825), (115, 33725), (125, 31027), (355, 10925), (437, 8875), (475, 8165), (575, 6745), (1349, 2875), (1633, 2375), (1775, 2185)]