64192180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1657}}^1$

素因数の和:1828

約数の個数: 48

約数和(自身を含む): 146235600

約数和(自身を除く): 82043420

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1657, 1937, 2980, 3314, 3874, 6628, 7748, 8285, 9685, 16570, 19370, 21541, 33140, 38740, 43082, 86164, 107705, 215410, 246893, 430820, 493786, 987572, 1234465, 2468930, 3209609, 4937860, 6419218, 12838436, 16048045, 32096090, 64192180]

約数ペア:

[(1, 64192180), (2, 32096090), (4, 16048045), (5, 12838436), (10, 6419218), (13, 4937860), (20, 3209609), (26, 2468930), (52, 1234465), (65, 987572), (130, 493786), (149, 430820), (260, 246893), (298, 215410), (596, 107705), (745, 86164), (1490, 43082), (1657, 38740), (1937, 33140), (2980, 21541), (3314, 19370), (3874, 16570), (6628, 9685), (7748, 8285)]