64990410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{719}}^1$

素因数の和:883

約数の個数: 64

約数和(自身を含む): 164229120

約数和(自身を除く): 99238710

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 131, 138, 230, 262, 345, 393, 655, 690, 719, 786, 1310, 1438, 1965, 2157, 3013, 3595, 3930, 4314, 6026, 7190, 9039, 10785, 15065, 16537, 18078, 21570, 30130, 33074, 45195, 49611, 82685, 90390, 94189, 99222, 165370, 188378, 248055, 282567, 470945, 496110, 565134, 941890, 1412835, 2166347, 2825670, 4332694, 6499041, 10831735, 12998082, 21663470, 32495205, 64990410]

約数ペア:

[(1, 64990410), (2, 32495205), (3, 21663470), (5, 12998082), (6, 10831735), (10, 6499041), (15, 4332694), (23, 2825670), (30, 2166347), (46, 1412835), (69, 941890), (115, 565134), (131, 496110), (138, 470945), (230, 282567), (262, 248055), (345, 188378), (393, 165370), (655, 99222), (690, 94189), (719, 90390), (786, 82685), (1310, 49611), (1438, 45195), (1965, 33074), (2157, 30130), (3013, 21570), (3595, 18078), (3930, 16537), (4314, 15065), (6026, 10785), (7190, 9039)]