8232640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1979}}^1$

素因数の和:2009

約数の個数: 56

約数和(自身を含む): 21122640

約数和(自身を除く): 12890000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 1979, 2080, 3958, 4160, 7916, 9895, 15832, 19790, 25727, 31664, 39580, 51454, 63328, 79160, 102908, 126656, 128635, 158320, 205816, 257270, 316640, 411632, 514540, 633280, 823264, 1029080, 1646528, 2058160, 4116320, 8232640]

約数ペア:

[(1, 8232640), (2, 4116320), (4, 2058160), (5, 1646528), (8, 1029080), (10, 823264), (13, 633280), (16, 514540), (20, 411632), (26, 316640), (32, 257270), (40, 205816), (52, 158320), (64, 128635), (65, 126656), (80, 102908), (104, 79160), (130, 63328), (160, 51454), (208, 39580), (260, 31664), (320, 25727), (416, 19790), (520, 15832), (832, 9895), (1040, 7916), (1979, 4160), (2080, 3958)]