64184240

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1483}}^1$

素因数の和:2037

約数の個数: 40

約数和(自身を含む): 149605008

約数和(自身を除く): 85420768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 1082, 1483, 2164, 2705, 2966, 4328, 5410, 5932, 7415, 8656, 10820, 11864, 14830, 21640, 23728, 29660, 43280, 59320, 118640, 802303, 1604606, 3209212, 4011515, 6418424, 8023030, 12836848, 16046060, 32092120, 64184240]

約数ペア:

[(1, 64184240), (2, 32092120), (4, 16046060), (5, 12836848), (8, 8023030), (10, 6418424), (16, 4011515), (20, 3209212), (40, 1604606), (80, 802303), (541, 118640), (1082, 59320), (1483, 43280), (2164, 29660), (2705, 23728), (2966, 21640), (4328, 14830), (5410, 11864), (5932, 10820), (7415, 8656)]