42501820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{577}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 93219840

約数和(自身を除く): 50718020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 127, 145, 254, 290, 508, 577, 580, 635, 1154, 1270, 2308, 2540, 2885, 3683, 5770, 7366, 11540, 14732, 16733, 18415, 33466, 36830, 66932, 73279, 73660, 83665, 146558, 167330, 293116, 334660, 366395, 732790, 1465580, 2125091, 4250182, 8500364, 10625455, 21250910, 42501820]

約数ペア:

[(1, 42501820), (2, 21250910), (4, 10625455), (5, 8500364), (10, 4250182), (20, 2125091), (29, 1465580), (58, 732790), (116, 366395), (127, 334660), (145, 293116), (254, 167330), (290, 146558), (508, 83665), (577, 73660), (580, 73279), (635, 66932), (1154, 36830), (1270, 33466), (2308, 18415), (2540, 16733), (2885, 14732), (3683, 11540), (5770, 7366)]