79959380

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1549}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 175770000

約数和(自身を除く): 95810620

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 89, 116, 145, 178, 290, 356, 445, 580, 890, 1549, 1780, 2581, 3098, 5162, 6196, 7745, 10324, 12905, 15490, 25810, 30980, 44921, 51620, 89842, 137861, 179684, 224605, 275722, 449210, 551444, 689305, 898420, 1378610, 2757220, 3997969, 7995938, 15991876, 19989845, 39979690, 79959380]

約数ペア:

[(1, 79959380), (2, 39979690), (4, 19989845), (5, 15991876), (10, 7995938), (20, 3997969), (29, 2757220), (58, 1378610), (89, 898420), (116, 689305), (145, 551444), (178, 449210), (290, 275722), (356, 224605), (445, 179684), (580, 137861), (890, 89842), (1549, 51620), (1780, 44921), (2581, 30980), (3098, 25810), (5162, 15490), (6196, 12905), (7745, 10324)]