20173494625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{8641}}^1$

素因数の和:9658

約数の個数: 32

約数和(自身を含む): 26531631360

約数和(自身を除く): 6358136735

約数列:

[1, 5, 19, 25, 95, 125, 475, 983, 2375, 4915, 8641, 18677, 24575, 43205, 93385, 122875, 164179, 216025, 466925, 820895, 1080125, 2334625, 4104475, 8494103, 20522375, 42470515, 161387957, 212352575, 806939785, 1061762875, 4034698925, 20173494625]

約数ペア:

[(1, 20173494625), (5, 4034698925), (19, 1061762875), (25, 806939785), (95, 212352575), (125, 161387957), (475, 42470515), (983, 20522375), (2375, 8494103), (4915, 4104475), (8641, 2334625), (18677, 1080125), (24575, 820895), (43205, 466925), (93385, 216025), (122875, 164179)]