63620720

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{3769}}^1$

素因数の和:3993

約数の個数: 40

約数和(自身を含む): 148658640

約数和(自身を除く): 85037920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 3769, 4220, 7538, 8440, 15076, 16880, 18845, 30152, 37690, 60304, 75380, 150760, 301520, 795259, 1590518, 3181036, 3976295, 6362072, 7952590, 12724144, 15905180, 31810360, 63620720]

約数ペア:

[(1, 63620720), (2, 31810360), (4, 15905180), (5, 12724144), (8, 7952590), (10, 6362072), (16, 3976295), (20, 3181036), (40, 1590518), (80, 795259), (211, 301520), (422, 150760), (844, 75380), (1055, 60304), (1688, 37690), (2110, 30152), (3376, 18845), (3769, 16880), (4220, 15076), (7538, 8440)]