107980990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43717}}^1$

素因数の和:43756

約数の個数: 32

約数和(自身を含む): 220338720

約数和(自身を除く): 112357730

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 43717, 87434, 218585, 437170, 568321, 830623, 1136642, 1661246, 2841605, 4153115, 5683210, 8306230, 10798099, 21596198, 53990495, 107980990]

約数ペア:

[(1, 107980990), (2, 53990495), (5, 21596198), (10, 10798099), (13, 8306230), (19, 5683210), (26, 4153115), (38, 2841605), (65, 1661246), (95, 1136642), (130, 830623), (190, 568321), (247, 437170), (494, 218585), (1235, 87434), (2470, 43717)]