63983680

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2531}}^1$

素因数の和:2627

約数の個数: 56

約数和(自身を含む): 154350720

約数和(自身を除く): 90367040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 2531, 3160, 5056, 5062, 6320, 10124, 12640, 12655, 20248, 25280, 25310, 40496, 50620, 80992, 101240, 161984, 199949, 202480, 399898, 404960, 799796, 809920, 999745, 1599592, 1999490, 3199184, 3998980, 6398368, 7997960, 12796736, 15995920, 31991840, 63983680]

約数ペア:

[(1, 63983680), (2, 31991840), (4, 15995920), (5, 12796736), (8, 7997960), (10, 6398368), (16, 3998980), (20, 3199184), (32, 1999490), (40, 1599592), (64, 999745), (79, 809920), (80, 799796), (158, 404960), (160, 399898), (316, 202480), (320, 199949), (395, 161984), (632, 101240), (790, 80992), (1264, 50620), (1580, 40496), (2528, 25310), (2531, 25280), (3160, 20248), (5056, 12655), (5062, 12640), (6320, 10124)]