81502122

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 183617280

約数和(自身を除く): 102115158

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 137, 174, 263, 274, 377, 411, 526, 754, 789, 822, 1131, 1578, 1781, 2262, 3419, 3562, 3973, 5343, 6838, 7627, 7946, 10257, 10686, 11919, 15254, 20514, 22881, 23838, 36031, 45762, 51649, 72062, 99151, 103298, 108093, 154947, 198302, 216186, 297453, 309894, 468403, 594906, 936806, 1044899, 1405209, 2089798, 2810418, 3134697, 6269394, 13583687, 27167374, 40751061, 81502122]

約数ペア:

[(1, 81502122), (2, 40751061), (3, 27167374), (6, 13583687), (13, 6269394), (26, 3134697), (29, 2810418), (39, 2089798), (58, 1405209), (78, 1044899), (87, 936806), (137, 594906), (174, 468403), (263, 309894), (274, 297453), (377, 216186), (411, 198302), (526, 154947), (754, 108093), (789, 103298), (822, 99151), (1131, 72062), (1578, 51649), (1781, 45762), (2262, 36031), (3419, 23838), (3562, 22881), (3973, 20514), (5343, 15254), (6838, 11919), (7627, 10686), (7946, 10257)]