290927312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{45119}}^1$

素因数の和:45171

約数の個数: 40

約数和(自身を含む): 626626560

約数和(自身を除く): 335699248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 45119, 90238, 180476, 360952, 586547, 721904, 1173094, 1398689, 2346188, 2797378, 4692376, 5594756, 9384752, 11189512, 18182957, 22379024, 36365914, 72731828, 145463656, 290927312]

約数ペア:

[(1, 290927312), (2, 145463656), (4, 72731828), (8, 36365914), (13, 22379024), (16, 18182957), (26, 11189512), (31, 9384752), (52, 5594756), (62, 4692376), (104, 2797378), (124, 2346188), (208, 1398689), (248, 1173094), (403, 721904), (496, 586547), (806, 360952), (1612, 180476), (3224, 90238), (6448, 45119)]