165888940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{283}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 412231680

約数和(自身を除く): 246342740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 79, 106, 140, 158, 212, 265, 283, 316, 371, 395, 530, 553, 566, 742, 790, 1060, 1106, 1132, 1415, 1484, 1580, 1855, 1981, 2212, 2765, 2830, 3710, 3962, 4187, 5530, 5660, 7420, 7924, 8374, 9905, 11060, 14999, 16748, 19810, 20935, 22357, 29309, 29998, 39620, 41870, 44714, 58618, 59996, 74995, 83740, 89428, 104993, 111785, 117236, 146545, 149990, 156499, 209986, 223570, 293090, 299980, 312998, 419972, 447140, 524965, 586180, 625996, 782495, 1049930, 1184921, 1564990, 2099860, 2369842, 3129980, 4739684, 5924605, 8294447, 11849210, 16588894, 23698420, 33177788, 41472235, 82944470, 165888940]

約数ペア:

[(1, 165888940), (2, 82944470), (4, 41472235), (5, 33177788), (7, 23698420), (10, 16588894), (14, 11849210), (20, 8294447), (28, 5924605), (35, 4739684), (53, 3129980), (70, 2369842), (79, 2099860), (106, 1564990), (140, 1184921), (158, 1049930), (212, 782495), (265, 625996), (283, 586180), (316, 524965), (371, 447140), (395, 419972), (530, 312998), (553, 299980), (566, 293090), (742, 223570), (790, 209986), (1060, 156499), (1106, 149990), (1132, 146545), (1415, 117236), (1484, 111785), (1580, 104993), (1855, 89428), (1981, 83740), (2212, 74995), (2765, 59996), (2830, 58618), (3710, 44714), (3962, 41870), (4187, 39620), (5530, 29998), (5660, 29309), (7420, 22357), (7924, 20935), (8374, 19810), (9905, 16748), (11060, 14999)]