78264784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{2707}}^1$

素因数の和:2867

約数の個数: 40

約数和(自身を含む): 164538080

約数和(自身を除く): 86273296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 278, 556, 1112, 1807, 2224, 2707, 3614, 5414, 7228, 10828, 14456, 21656, 28912, 35191, 43312, 70382, 140764, 281528, 376273, 563056, 752546, 1505092, 3010184, 4891549, 6020368, 9783098, 19566196, 39132392, 78264784]

約数ペア:

[(1, 78264784), (2, 39132392), (4, 19566196), (8, 9783098), (13, 6020368), (16, 4891549), (26, 3010184), (52, 1505092), (104, 752546), (139, 563056), (208, 376273), (278, 281528), (556, 140764), (1112, 70382), (1807, 43312), (2224, 35191), (2707, 28912), (3614, 21656), (5414, 14456), (7228, 10828)]