1520806768

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1\times {\mathrm{1181}}^1$

素因数の和:1394

約数の個数: 80

約数和(自身を含む): 3274915392

約数和(自身を除く): 1754108624

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 151, 164, 208, 302, 328, 533, 604, 656, 1066, 1181, 1208, 1963, 2132, 2362, 2416, 3926, 4264, 4724, 6191, 7852, 8528, 9448, 12382, 15353, 15704, 18896, 24764, 30706, 31408, 48421, 49528, 61412, 80483, 96842, 99056, 122824, 160966, 178331, 193684, 245648, 321932, 356662, 387368, 629473, 643864, 713324, 774736, 1258946, 1287728, 1426648, 2318303, 2517892, 2853296, 4636606, 5035784, 7311571, 9273212, 10071568, 14623142, 18546424, 29246284, 37092848, 58492568, 95050423, 116985136, 190100846, 380201692, 760403384, 1520806768]

約数ペア:

[(1, 1520806768), (2, 760403384), (4, 380201692), (8, 190100846), (13, 116985136), (16, 95050423), (26, 58492568), (41, 37092848), (52, 29246284), (82, 18546424), (104, 14623142), (151, 10071568), (164, 9273212), (208, 7311571), (302, 5035784), (328, 4636606), (533, 2853296), (604, 2517892), (656, 2318303), (1066, 1426648), (1181, 1287728), (1208, 1258946), (1963, 774736), (2132, 713324), (2362, 643864), (2416, 629473), (3926, 387368), (4264, 356662), (4724, 321932), (6191, 245648), (7852, 193684), (8528, 178331), (9448, 160966), (12382, 122824), (15353, 99056), (15704, 96842), (18896, 80483), (24764, 61412), (30706, 49528), (31408, 48421)]