80990988

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{3001}}^1$

素因数の和:3194

約数の個数: 48

約数和(自身を含む): 204760416

約数和(自身を除く): 123769428

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 173, 346, 519, 692, 1038, 2076, 2249, 3001, 4498, 6002, 6747, 8996, 9003, 12004, 13494, 18006, 26988, 36012, 39013, 78026, 117039, 156052, 234078, 468156, 519173, 1038346, 1557519, 2076692, 3115038, 6230076, 6749249, 13498498, 20247747, 26996996, 40495494, 80990988]

約数ペア:

[(1, 80990988), (2, 40495494), (3, 26996996), (4, 20247747), (6, 13498498), (12, 6749249), (13, 6230076), (26, 3115038), (39, 2076692), (52, 1557519), (78, 1038346), (156, 519173), (173, 468156), (346, 234078), (519, 156052), (692, 117039), (1038, 78026), (2076, 39013), (2249, 36012), (3001, 26988), (4498, 18006), (6002, 13494), (6747, 12004), (8996, 9003)]