63728240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1074

約数の個数: 80

約数和(自身を含む): 160382592

約数和(自身を除く): 96654352

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 997, 1360, 1598, 1880, 1994, 3196, 3760, 3988, 3995, 4985, 6392, 7976, 7990, 9970, 12784, 15952, 15980, 16949, 19940, 31960, 33898, 39880, 46859, 63920, 67796, 79760, 84745, 93718, 135592, 169490, 187436, 234295, 271184, 338980, 374872, 468590, 677960, 749744, 796603, 937180, 1355920, 1593206, 1874360, 3186412, 3748720, 3983015, 6372824, 7966030, 12745648, 15932060, 31864120, 63728240]

約数ペア:

[(1, 63728240), (2, 31864120), (4, 15932060), (5, 12745648), (8, 7966030), (10, 6372824), (16, 3983015), (17, 3748720), (20, 3186412), (34, 1874360), (40, 1593206), (47, 1355920), (68, 937180), (80, 796603), (85, 749744), (94, 677960), (136, 468590), (170, 374872), (188, 338980), (235, 271184), (272, 234295), (340, 187436), (376, 169490), (470, 135592), (680, 93718), (752, 84745), (799, 79760), (940, 67796), (997, 63920), (1360, 46859), (1598, 39880), (1880, 33898), (1994, 31960), (3196, 19940), (3760, 16949), (3988, 15980), (3995, 15952), (4985, 12784), (6392, 9970), (7976, 7990)]