64307540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{179}}^1$

素因数の和:293

約数の個数: 96

約数和(自身を含む): 156764160

約数和(自身を除く): 92456620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 71, 92, 110, 115, 142, 179, 220, 230, 253, 284, 355, 358, 460, 506, 710, 716, 781, 895, 1012, 1265, 1420, 1562, 1633, 1790, 1969, 2530, 3124, 3266, 3580, 3905, 3938, 4117, 5060, 6532, 7810, 7876, 8165, 8234, 9845, 12709, 15620, 16330, 16468, 17963, 19690, 20585, 25418, 32660, 35926, 39380, 41170, 45287, 50836, 63545, 71852, 82340, 89815, 90574, 127090, 139799, 179630, 181148, 226435, 254180, 279598, 292307, 359260, 452870, 559196, 584614, 698995, 905740, 1169228, 1397990, 1461535, 2795980, 2923070, 3215377, 5846140, 6430754, 12861508, 16076885, 32153770, 64307540]

約数ペア:

[(1, 64307540), (2, 32153770), (4, 16076885), (5, 12861508), (10, 6430754), (11, 5846140), (20, 3215377), (22, 2923070), (23, 2795980), (44, 1461535), (46, 1397990), (55, 1169228), (71, 905740), (92, 698995), (110, 584614), (115, 559196), (142, 452870), (179, 359260), (220, 292307), (230, 279598), (253, 254180), (284, 226435), (355, 181148), (358, 179630), (460, 139799), (506, 127090), (710, 90574), (716, 89815), (781, 82340), (895, 71852), (1012, 63545), (1265, 50836), (1420, 45287), (1562, 41170), (1633, 39380), (1790, 35926), (1969, 32660), (2530, 25418), (3124, 20585), (3266, 19690), (3580, 17963), (3905, 16468), (3938, 16330), (4117, 15620), (5060, 12709), (6532, 9845), (7810, 8234), (7876, 8165)]