38120810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:447

約数の個数: 64

約数和(自身を含む): 85300992

約数和(自身を除く): 47180182

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 163, 182, 257, 326, 455, 514, 815, 910, 1141, 1285, 1630, 1799, 2119, 2282, 2570, 3341, 3598, 4238, 5705, 6682, 8995, 10595, 11410, 14833, 16705, 17990, 21190, 23387, 29666, 33410, 41891, 46774, 74165, 83782, 116935, 148330, 209455, 233870, 293237, 418910, 544583, 586474, 1089166, 1466185, 2722915, 2932370, 3812081, 5445830, 7624162, 19060405, 38120810]

約数ペア:

[(1, 38120810), (2, 19060405), (5, 7624162), (7, 5445830), (10, 3812081), (13, 2932370), (14, 2722915), (26, 1466185), (35, 1089166), (65, 586474), (70, 544583), (91, 418910), (130, 293237), (163, 233870), (182, 209455), (257, 148330), (326, 116935), (455, 83782), (514, 74165), (815, 46774), (910, 41891), (1141, 33410), (1285, 29666), (1630, 23387), (1799, 21190), (2119, 17990), (2282, 16705), (2570, 14833), (3341, 11410), (3598, 10595), (4238, 8995), (5705, 6682)]