137778625

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2819}}^1$

素因数の和:2874

約数の個数: 32

約数和(自身を含む): 190045440

約数和(自身を除く): 52266815

約数列:

[1, 5, 17, 23, 25, 85, 115, 125, 391, 425, 575, 1955, 2125, 2819, 2875, 9775, 14095, 47923, 48875, 64837, 70475, 239615, 324185, 352375, 1102229, 1198075, 1620925, 5511145, 5990375, 8104625, 27555725, 137778625]

約数ペア:

[(1, 137778625), (5, 27555725), (17, 8104625), (23, 5990375), (25, 5511145), (85, 1620925), (115, 1198075), (125, 1102229), (391, 352375), (425, 324185), (575, 239615), (1955, 70475), (2125, 64837), (2819, 48875), (2875, 47923), (9775, 14095)]