156728625

素因数分解:

$3^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{21997}}^1$

素因数の和:22034

約数の個数: 32

約数和(自身を含む): 274535040

約数和(自身を除く): 117806415

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 125, 285, 375, 475, 1425, 2375, 7125, 21997, 65991, 109985, 329955, 417943, 549925, 1253829, 1649775, 2089715, 2749625, 6269145, 8248875, 10448575, 31345725, 52242875, 156728625]

約数ペア:

[(1, 156728625), (3, 52242875), (5, 31345725), (15, 10448575), (19, 8248875), (25, 6269145), (57, 2749625), (75, 2089715), (95, 1649775), (125, 1253829), (285, 549925), (375, 417943), (475, 329955), (1425, 109985), (2375, 65991), (7125, 21997)]