64249460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 160030080

約数和(自身を除く): 95780620

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 41, 44, 55, 68, 82, 85, 110, 164, 170, 187, 205, 220, 340, 374, 410, 419, 451, 697, 748, 820, 838, 902, 935, 1394, 1676, 1804, 1870, 2095, 2255, 2788, 3485, 3740, 4190, 4510, 4609, 6970, 7123, 7667, 8380, 9020, 9218, 13940, 14246, 15334, 17179, 18436, 23045, 28492, 30668, 34358, 35615, 38335, 46090, 68716, 71230, 76670, 78353, 85895, 92180, 142460, 153340, 156706, 171790, 188969, 292043, 313412, 343580, 377938, 391765, 584086, 755876, 783530, 944845, 1168172, 1460215, 1567060, 1889690, 2920430, 3212473, 3779380, 5840860, 6424946, 12849892, 16062365, 32124730, 64249460]

約数ペア:

[(1, 64249460), (2, 32124730), (4, 16062365), (5, 12849892), (10, 6424946), (11, 5840860), (17, 3779380), (20, 3212473), (22, 2920430), (34, 1889690), (41, 1567060), (44, 1460215), (55, 1168172), (68, 944845), (82, 783530), (85, 755876), (110, 584086), (164, 391765), (170, 377938), (187, 343580), (205, 313412), (220, 292043), (340, 188969), (374, 171790), (410, 156706), (419, 153340), (451, 142460), (697, 92180), (748, 85895), (820, 78353), (838, 76670), (902, 71230), (935, 68716), (1394, 46090), (1676, 38335), (1804, 35615), (1870, 34358), (2095, 30668), (2255, 28492), (2788, 23045), (3485, 18436), (3740, 17179), (4190, 15334), (4510, 14246), (4609, 13940), (6970, 9218), (7123, 9020), (7667, 8380)]