135122180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4637}}^1$

素因数の和:4724

約数の個数: 48

約数和(自身を含む): 299206656

約数和(自身を除く): 164084476

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1457, 2914, 4637, 5828, 7285, 9274, 14570, 18548, 23185, 29140, 46370, 92740, 143747, 217939, 287494, 435878, 574988, 718735, 871756, 1089695, 1437470, 2179390, 2874940, 4358780, 6756109, 13512218, 27024436, 33780545, 67561090, 135122180]

約数ペア:

[(1, 135122180), (2, 67561090), (4, 33780545), (5, 27024436), (10, 13512218), (20, 6756109), (31, 4358780), (47, 2874940), (62, 2179390), (94, 1437470), (124, 1089695), (155, 871756), (188, 718735), (235, 574988), (310, 435878), (470, 287494), (620, 217939), (940, 143747), (1457, 92740), (2914, 46370), (4637, 29140), (5828, 23185), (7285, 18548), (9274, 14570)]