65891480

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1404

約数の個数: 64

約数和(自身を含む): 157053600

約数和(自身を除く): 91162120

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 860, 1160, 1247, 1321, 1720, 2494, 2642, 4988, 5284, 6235, 6605, 9976, 10568, 12470, 13210, 24940, 26420, 38309, 49880, 52840, 56803, 76618, 113606, 153236, 191545, 227212, 284015, 306472, 383090, 454424, 568030, 766180, 1136060, 1532360, 1647287, 2272120, 3294574, 6589148, 8236435, 13178296, 16472870, 32945740, 65891480]

約数ペア:

[(1, 65891480), (2, 32945740), (4, 16472870), (5, 13178296), (8, 8236435), (10, 6589148), (20, 3294574), (29, 2272120), (40, 1647287), (43, 1532360), (58, 1136060), (86, 766180), (116, 568030), (145, 454424), (172, 383090), (215, 306472), (232, 284015), (290, 227212), (344, 191545), (430, 153236), (580, 113606), (860, 76618), (1160, 56803), (1247, 52840), (1321, 49880), (1720, 38309), (2494, 26420), (2642, 24940), (4988, 13210), (5284, 12470), (6235, 10568), (6605, 9976)]