72650720840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{461333}}^1$

素因数の和:461502

約数の個数: 64

約数和(自身を含む): 170066165760

約数和(自身を除く): 97415444920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 127, 155, 248, 254, 310, 508, 620, 635, 1016, 1240, 1270, 2540, 3937, 5080, 7874, 15748, 19685, 31496, 39370, 78740, 157480, 461333, 922666, 1845332, 2306665, 3690664, 4613330, 9226660, 14301323, 18453320, 28602646, 57205292, 58589291, 71506615, 114410584, 117178582, 143013230, 234357164, 286026460, 292946455, 468714328, 572052920, 585892910, 1171785820, 1816268021, 2343571640, 3632536042, 7265072084, 9081340105, 14530144168, 18162680210, 36325360420, 72650720840]

約数ペア:

[(1, 72650720840), (2, 36325360420), (4, 18162680210), (5, 14530144168), (8, 9081340105), (10, 7265072084), (20, 3632536042), (31, 2343571640), (40, 1816268021), (62, 1171785820), (124, 585892910), (127, 572052920), (155, 468714328), (248, 292946455), (254, 286026460), (310, 234357164), (508, 143013230), (620, 117178582), (635, 114410584), (1016, 71506615), (1240, 58589291), (1270, 57205292), (2540, 28602646), (3937, 18453320), (5080, 14301323), (7874, 9226660), (15748, 4613330), (19685, 3690664), (31496, 2306665), (39370, 1845332), (78740, 922666), (157480, 461333)]