205786250

素因数分解:

$2^1\times 5^4\times {\mathrm{193}}^1\times {\mathrm{853}}^1$

素因数の和:1068

約数の個数: 40

約数和(自身を含む): 388178868

約数和(自身を除く): 182392618

約数列:

[1, 2, 5, 10, 25, 50, 125, 193, 250, 386, 625, 853, 965, 1250, 1706, 1930, 4265, 4825, 8530, 9650, 21325, 24125, 42650, 48250, 106625, 120625, 164629, 213250, 241250, 329258, 533125, 823145, 1066250, 1646290, 4115725, 8231450, 20578625, 41157250, 102893125, 205786250]

約数ペア:

[(1, 205786250), (2, 102893125), (5, 41157250), (10, 20578625), (25, 8231450), (50, 4115725), (125, 1646290), (193, 1066250), (250, 823145), (386, 533125), (625, 329258), (853, 241250), (965, 213250), (1250, 164629), (1706, 120625), (1930, 106625), (4265, 48250), (4825, 42650), (8530, 24125), (9650, 21325)]