259508496

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{415879}}^1$

素因数の和:415903

約数の個数: 40

約数和(自身を含む): 721967680

約数和(自身を除く): 462459184

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 415879, 831758, 1247637, 1663516, 2495274, 3327032, 4990548, 5406427, 6654064, 9981096, 10812854, 16219281, 19962192, 21625708, 32438562, 43251416, 64877124, 86502832, 129754248, 259508496]

約数ペア:

[(1, 259508496), (2, 129754248), (3, 86502832), (4, 64877124), (6, 43251416), (8, 32438562), (12, 21625708), (13, 19962192), (16, 16219281), (24, 10812854), (26, 9981096), (39, 6654064), (48, 5406427), (52, 4990548), (78, 3327032), (104, 2495274), (156, 1663516), (208, 1247637), (312, 831758), (624, 415879)]