139338160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{133979}}^1$

素因数の和:134005

約数の個数: 40

約数和(自身を含む): 348883920

約数和(自身を除く): 209545760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 133979, 267958, 535916, 669895, 1071832, 1339790, 1741727, 2143664, 2679580, 3483454, 5359160, 6966908, 8708635, 10718320, 13933816, 17417270, 27867632, 34834540, 69669080, 139338160]

約数ペア:

[(1, 139338160), (2, 69669080), (4, 34834540), (5, 27867632), (8, 17417270), (10, 13933816), (13, 10718320), (16, 8708635), (20, 6966908), (26, 5359160), (40, 3483454), (52, 2679580), (65, 2143664), (80, 1741727), (104, 1339790), (130, 1071832), (208, 669895), (260, 535916), (520, 267958), (1040, 133979)]