520015856

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 1102188384

約数和(自身を除く): 582172528

約数列:

[1, 2, 4, 8, 16, 17, 34, 43, 68, 86, 136, 172, 173, 257, 272, 344, 346, 514, 688, 692, 731, 1028, 1384, 1462, 2056, 2768, 2924, 2941, 4112, 4369, 5848, 5882, 7439, 8738, 11051, 11696, 11764, 14878, 17476, 22102, 23528, 29756, 34952, 44204, 44461, 47056, 59512, 69904, 88408, 88922, 119024, 126463, 176816, 177844, 187867, 252926, 355688, 375734, 505852, 711376, 751468, 755837, 1011704, 1502936, 1511674, 1911823, 2023408, 3005872, 3023348, 3823646, 6046696, 7647292, 12093392, 15294584, 30589168, 32500991, 65001982, 130003964, 260007928, 520015856]

約数ペア:

[(1, 520015856), (2, 260007928), (4, 130003964), (8, 65001982), (16, 32500991), (17, 30589168), (34, 15294584), (43, 12093392), (68, 7647292), (86, 6046696), (136, 3823646), (172, 3023348), (173, 3005872), (257, 2023408), (272, 1911823), (344, 1511674), (346, 1502936), (514, 1011704), (688, 755837), (692, 751468), (731, 711376), (1028, 505852), (1384, 375734), (1462, 355688), (2056, 252926), (2768, 187867), (2924, 177844), (2941, 176816), (4112, 126463), (4369, 119024), (5848, 88922), (5882, 88408), (7439, 69904), (8738, 59512), (11051, 47056), (11696, 44461), (11764, 44204), (14878, 34952), (17476, 29756), (22102, 23528)]