8510366020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{238921}}^1$

素因数の和:239080

約数の個数: 48

約数和(自身を含む): 19387086768

約数和(自身を除く): 10876720748

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 137, 260, 274, 548, 685, 1370, 1781, 2740, 3562, 7124, 8905, 17810, 35620, 238921, 477842, 955684, 1194605, 2389210, 3105973, 4778420, 6211946, 12423892, 15529865, 31059730, 32732177, 62119460, 65464354, 130928708, 163660885, 327321770, 425518301, 654643540, 851036602, 1702073204, 2127591505, 4255183010, 8510366020]

約数ペア:

[(1, 8510366020), (2, 4255183010), (4, 2127591505), (5, 1702073204), (10, 851036602), (13, 654643540), (20, 425518301), (26, 327321770), (52, 163660885), (65, 130928708), (130, 65464354), (137, 62119460), (260, 32732177), (274, 31059730), (548, 15529865), (685, 12423892), (1370, 6211946), (1781, 4778420), (2740, 3105973), (3562, 2389210), (7124, 1194605), (8905, 955684), (17810, 477842), (35620, 238921)]