67520840

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{11329}}^1$

素因数の和:11489

約数の個数: 32

約数和(自身を含む): 152955000

約数和(自身を除く): 85434160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2980, 5960, 11329, 22658, 45316, 56645, 90632, 113290, 226580, 453160, 1688021, 3376042, 6752084, 8440105, 13504168, 16880210, 33760420, 67520840]

約数ペア:

[(1, 67520840), (2, 33760420), (4, 16880210), (5, 13504168), (8, 8440105), (10, 6752084), (20, 3376042), (40, 1688021), (149, 453160), (298, 226580), (596, 113290), (745, 90632), (1192, 56645), (1490, 45316), (2980, 22658), (5960, 11329)]