402529100

素因数分解:

$2^2\times 5^2\times {\mathrm{331}}^1\times {\mathrm{12161}}^1$

素因数の和:12506

約数の個数: 36

約数和(自身を含む): 876199128

約数和(自身を除く): 473670028

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 331, 662, 1324, 1655, 3310, 6620, 8275, 12161, 16550, 24322, 33100, 48644, 60805, 121610, 243220, 304025, 608050, 1216100, 4025291, 8050582, 16101164, 20126455, 40252910, 80505820, 100632275, 201264550, 402529100]

約数ペア:

[(1, 402529100), (2, 201264550), (4, 100632275), (5, 80505820), (10, 40252910), (20, 20126455), (25, 16101164), (50, 8050582), (100, 4025291), (331, 1216100), (662, 608050), (1324, 304025), (1655, 243220), (3310, 121610), (6620, 60805), (8275, 48644), (12161, 33100), (16550, 24322)]