99387280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 239453424

約数和(自身を除く): 140066144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 157, 164, 193, 205, 314, 328, 386, 410, 628, 656, 772, 785, 820, 965, 1256, 1544, 1570, 1640, 1930, 2512, 3088, 3140, 3280, 3860, 6280, 6437, 7720, 7913, 12560, 12874, 15440, 15826, 25748, 30301, 31652, 32185, 39565, 51496, 60602, 63304, 64370, 79130, 102992, 121204, 126608, 128740, 151505, 158260, 242408, 257480, 303010, 316520, 484816, 514960, 606020, 633040, 1212040, 1242341, 2424080, 2484682, 4969364, 6211705, 9938728, 12423410, 19877456, 24846820, 49693640, 99387280]

約数ペア:

[(1, 99387280), (2, 49693640), (4, 24846820), (5, 19877456), (8, 12423410), (10, 9938728), (16, 6211705), (20, 4969364), (40, 2484682), (41, 2424080), (80, 1242341), (82, 1212040), (157, 633040), (164, 606020), (193, 514960), (205, 484816), (314, 316520), (328, 303010), (386, 257480), (410, 242408), (628, 158260), (656, 151505), (772, 128740), (785, 126608), (820, 121204), (965, 102992), (1256, 79130), (1544, 64370), (1570, 63304), (1640, 60602), (1930, 51496), (2512, 39565), (3088, 32185), (3140, 31652), (3280, 30301), (3860, 25748), (6280, 15826), (6437, 15440), (7720, 12874), (7913, 12560)]