78857248

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 162993600

約数和(自身を除く): 84136352

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 307, 349, 368, 614, 698, 736, 1228, 1396, 2456, 2792, 4912, 5584, 7061, 8027, 9824, 11168, 14122, 16054, 28244, 32108, 56488, 64216, 107143, 112976, 128432, 214286, 225952, 256864, 428572, 857144, 1714288, 2464289, 3428576, 4928578, 9857156, 19714312, 39428624, 78857248]

約数ペア:

[(1, 78857248), (2, 39428624), (4, 19714312), (8, 9857156), (16, 4928578), (23, 3428576), (32, 2464289), (46, 1714288), (92, 857144), (184, 428572), (307, 256864), (349, 225952), (368, 214286), (614, 128432), (698, 112976), (736, 107143), (1228, 64216), (1396, 56488), (2456, 32108), (2792, 28244), (4912, 16054), (5584, 14122), (7061, 11168), (8027, 9824)]