25174552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 55792800

約数和(自身を除く): 30618248

約数列:

[1, 2, 4, 8, 13, 17, 26, 29, 34, 52, 58, 68, 104, 116, 136, 221, 232, 377, 442, 491, 493, 754, 884, 982, 986, 1508, 1768, 1964, 1972, 3016, 3928, 3944, 6383, 6409, 8347, 12766, 12818, 14239, 16694, 25532, 25636, 28478, 33388, 51064, 51272, 56956, 66776, 108511, 113912, 185107, 217022, 242063, 370214, 434044, 484126, 740428, 868088, 968252, 1480856, 1936504, 3146819, 6293638, 12587276, 25174552]

約数ペア:

[(1, 25174552), (2, 12587276), (4, 6293638), (8, 3146819), (13, 1936504), (17, 1480856), (26, 968252), (29, 868088), (34, 740428), (52, 484126), (58, 434044), (68, 370214), (104, 242063), (116, 217022), (136, 185107), (221, 113912), (232, 108511), (377, 66776), (442, 56956), (491, 51272), (493, 51064), (754, 33388), (884, 28478), (982, 25636), (986, 25532), (1508, 16694), (1768, 14239), (1964, 12818), (1972, 12766), (3016, 8347), (3928, 6409), (3944, 6383)]