78267808

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:605

約数の個数: 48

約数和(自身を含む): 160199424

約数和(自身を除く): 81931616

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 257, 307, 496, 514, 614, 992, 1028, 1228, 2056, 2456, 4112, 4912, 7967, 8224, 9517, 9824, 15934, 19034, 31868, 38068, 63736, 76136, 78899, 127472, 152272, 157798, 254944, 304544, 315596, 631192, 1262384, 2445869, 2524768, 4891738, 9783476, 19566952, 39133904, 78267808]

約数ペア:

[(1, 78267808), (2, 39133904), (4, 19566952), (8, 9783476), (16, 4891738), (31, 2524768), (32, 2445869), (62, 1262384), (124, 631192), (248, 315596), (257, 304544), (307, 254944), (496, 157798), (514, 152272), (614, 127472), (992, 78899), (1028, 76136), (1228, 63736), (2056, 38068), (2456, 31868), (4112, 19034), (4912, 15934), (7967, 9824), (8224, 9517)]