80571088

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{359}}^1$

素因数の和:476

約数の個数: 60

約数和(自身を含む): 171551520

約数和(自身を除く): 90980432

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 169, 208, 332, 338, 359, 664, 676, 718, 1079, 1328, 1352, 1436, 2158, 2704, 2872, 4316, 4667, 5744, 8632, 9334, 14027, 17264, 18668, 28054, 29797, 37336, 56108, 59594, 60671, 74672, 112216, 119188, 121342, 224432, 238376, 242684, 387361, 476752, 485368, 774722, 970736, 1549444, 3098888, 5035693, 6197776, 10071386, 20142772, 40285544, 80571088]

約数ペア:

[(1, 80571088), (2, 40285544), (4, 20142772), (8, 10071386), (13, 6197776), (16, 5035693), (26, 3098888), (52, 1549444), (83, 970736), (104, 774722), (166, 485368), (169, 476752), (208, 387361), (332, 242684), (338, 238376), (359, 224432), (664, 121342), (676, 119188), (718, 112216), (1079, 74672), (1328, 60671), (1352, 59594), (1436, 56108), (2158, 37336), (2704, 29797), (2872, 28054), (4316, 18668), (4667, 17264), (5744, 14027), (8632, 9334)]