81718416

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14551}}^1$

素因数の和:14581

約数の個数: 80

約数和(自身を含む): 252622720

約数和(自身を除く): 170904304

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 14551, 29102, 43653, 58204, 87306, 116408, 130959, 174612, 189163, 232816, 261918, 349224, 378326, 392877, 523836, 567489, 698448, 756652, 785754, 1047672, 1134978, 1513304, 1571508, 1702467, 2095344, 2269956, 3026608, 3143016, 3404934, 4539912, 5107401, 6286032, 6809868, 9079824, 10214802, 13619736, 20429604, 27239472, 40859208, 81718416]

約数ペア:

[(1, 81718416), (2, 40859208), (3, 27239472), (4, 20429604), (6, 13619736), (8, 10214802), (9, 9079824), (12, 6809868), (13, 6286032), (16, 5107401), (18, 4539912), (24, 3404934), (26, 3143016), (27, 3026608), (36, 2269956), (39, 2095344), (48, 1702467), (52, 1571508), (54, 1513304), (72, 1134978), (78, 1047672), (104, 785754), (108, 756652), (117, 698448), (144, 567489), (156, 523836), (208, 392877), (216, 378326), (234, 349224), (312, 261918), (351, 232816), (432, 189163), (468, 174612), (624, 130959), (702, 116408), (936, 87306), (1404, 58204), (1872, 43653), (2808, 29102), (5616, 14551)]