13088480

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:651

約数の個数: 48

約数和(自身を含む): 31162320

約数和(自身を除く): 18073840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 457, 716, 895, 914, 1432, 1790, 1828, 2285, 2864, 3580, 3656, 4570, 5728, 7160, 7312, 9140, 14320, 14624, 18280, 28640, 36560, 73120, 81803, 163606, 327212, 409015, 654424, 818030, 1308848, 1636060, 2617696, 3272120, 6544240, 13088480]

約数ペア:

[(1, 13088480), (2, 6544240), (4, 3272120), (5, 2617696), (8, 1636060), (10, 1308848), (16, 818030), (20, 654424), (32, 409015), (40, 327212), (80, 163606), (160, 81803), (179, 73120), (358, 36560), (457, 28640), (716, 18280), (895, 14624), (914, 14320), (1432, 9140), (1790, 7312), (1828, 7160), (2285, 5728), (2864, 4570), (3580, 3656)]