73520840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 172177920

約数和(自身を除く): 98657080

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 211, 248, 281, 310, 422, 562, 620, 844, 1055, 1124, 1240, 1405, 1688, 2110, 2248, 2810, 4220, 5620, 6541, 8440, 8711, 11240, 13082, 17422, 26164, 32705, 34844, 43555, 52328, 59291, 65410, 69688, 87110, 118582, 130820, 174220, 237164, 261640, 296455, 348440, 474328, 592910, 1185820, 1838021, 2371640, 3676042, 7352084, 9190105, 14704168, 18380210, 36760420, 73520840]

約数ペア:

[(1, 73520840), (2, 36760420), (4, 18380210), (5, 14704168), (8, 9190105), (10, 7352084), (20, 3676042), (31, 2371640), (40, 1838021), (62, 1185820), (124, 592910), (155, 474328), (211, 348440), (248, 296455), (281, 261640), (310, 237164), (422, 174220), (562, 130820), (620, 118582), (844, 87110), (1055, 69688), (1124, 65410), (1240, 59291), (1405, 52328), (1688, 43555), (2110, 34844), (2248, 32705), (2810, 26164), (4220, 17422), (5620, 13082), (6541, 11240), (8440, 8711)]