65119220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{105031}}^1$

素因数の和:105071

約数の個数: 24

約数和(自身を含む): 141163008

約数和(自身を除く): 76043788

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 105031, 210062, 420124, 525155, 1050310, 2100620, 3255961, 6511922, 13023844, 16279805, 32559610, 65119220]

約数ペア:

[(1, 65119220), (2, 32559610), (4, 16279805), (5, 13023844), (10, 6511922), (20, 3255961), (31, 2100620), (62, 1050310), (124, 525155), (155, 420124), (310, 210062), (620, 105031)]