72502180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1\times {\mathrm{347}}^1$

素因数の和:724

約数の個数: 48

約数和(自身を含む): 158086656

約数和(自身を除く): 85584476

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 337, 347, 620, 674, 694, 1348, 1388, 1685, 1735, 3370, 3470, 6740, 6940, 10447, 10757, 20894, 21514, 41788, 43028, 52235, 53785, 104470, 107570, 116939, 208940, 215140, 233878, 467756, 584695, 1169390, 2338780, 3625109, 7250218, 14500436, 18125545, 36251090, 72502180]

約数ペア:

[(1, 72502180), (2, 36251090), (4, 18125545), (5, 14500436), (10, 7250218), (20, 3625109), (31, 2338780), (62, 1169390), (124, 584695), (155, 467756), (310, 233878), (337, 215140), (347, 208940), (620, 116939), (674, 107570), (694, 104470), (1348, 53785), (1388, 52235), (1685, 43028), (1735, 41788), (3370, 21514), (3470, 20894), (6740, 10757), (6940, 10447)]