51059320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{659}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 124740000

約数和(自身を除く): 73680680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 149, 260, 298, 520, 596, 659, 745, 1192, 1318, 1490, 1937, 2636, 2980, 3295, 3874, 5272, 5960, 6590, 7748, 8567, 9685, 13180, 15496, 17134, 19370, 26360, 34268, 38740, 42835, 68536, 77480, 85670, 98191, 171340, 196382, 342680, 392764, 490955, 785528, 981910, 1276483, 1963820, 2552966, 3927640, 5105932, 6382415, 10211864, 12764830, 25529660, 51059320]

約数ペア:

[(1, 51059320), (2, 25529660), (4, 12764830), (5, 10211864), (8, 6382415), (10, 5105932), (13, 3927640), (20, 2552966), (26, 1963820), (40, 1276483), (52, 981910), (65, 785528), (104, 490955), (130, 392764), (149, 342680), (260, 196382), (298, 171340), (520, 98191), (596, 85670), (659, 77480), (745, 68536), (1192, 42835), (1318, 38740), (1490, 34268), (1937, 26360), (2636, 19370), (2980, 17134), (3295, 15496), (3874, 13180), (5272, 9685), (5960, 8567), (6590, 7748)]