90822880

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^2\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 72

約数和(自身を含む): 220390632

約数和(自身を除く): 129567752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 307, 344, 430, 614, 688, 860, 1228, 1376, 1535, 1720, 1849, 2456, 3070, 3440, 3698, 4912, 6140, 6880, 7396, 9245, 9824, 12280, 13201, 14792, 18490, 24560, 26402, 29584, 36980, 49120, 52804, 59168, 66005, 73960, 105608, 132010, 147920, 211216, 264020, 295840, 422432, 528040, 567643, 1056080, 1135286, 2112160, 2270572, 2838215, 4541144, 5676430, 9082288, 11352860, 18164576, 22705720, 45411440, 90822880]

約数ペア:

[(1, 90822880), (2, 45411440), (4, 22705720), (5, 18164576), (8, 11352860), (10, 9082288), (16, 5676430), (20, 4541144), (32, 2838215), (40, 2270572), (43, 2112160), (80, 1135286), (86, 1056080), (160, 567643), (172, 528040), (215, 422432), (307, 295840), (344, 264020), (430, 211216), (614, 147920), (688, 132010), (860, 105608), (1228, 73960), (1376, 66005), (1535, 59168), (1720, 52804), (1849, 49120), (2456, 36980), (3070, 29584), (3440, 26402), (3698, 24560), (4912, 18490), (6140, 14792), (6880, 13201), (7396, 12280), (9245, 9824)]