255699625

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 364216320

約数和(自身を除く): 108516695

約数列:

[1, 5, 19, 23, 25, 31, 95, 115, 125, 151, 155, 437, 475, 575, 589, 713, 755, 775, 2185, 2375, 2869, 2875, 2945, 3473, 3565, 3775, 3875, 4681, 10925, 13547, 14345, 14725, 17365, 17825, 18875, 23405, 54625, 65987, 67735, 71725, 73625, 86825, 88939, 89125, 107663, 117025, 329935, 338675, 358625, 434125, 444695, 538315, 585125, 1649675, 1693375, 2045597, 2223475, 2691575, 8248375, 10227985, 11117375, 13457875, 51139925, 255699625]

約数ペア:

[(1, 255699625), (5, 51139925), (19, 13457875), (23, 11117375), (25, 10227985), (31, 8248375), (95, 2691575), (115, 2223475), (125, 2045597), (151, 1693375), (155, 1649675), (437, 585125), (475, 538315), (575, 444695), (589, 434125), (713, 358625), (755, 338675), (775, 329935), (2185, 117025), (2375, 107663), (2869, 89125), (2875, 88939), (2945, 86825), (3473, 73625), (3565, 71725), (3775, 67735), (3875, 65987), (4681, 54625), (10925, 23405), (13547, 18875), (14345, 17825), (14725, 17365)]