51089300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:345

約数の個数: 72

約数和(自身を含む): 116659200

約数和(自身を除く): 65569900

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 79, 100, 116, 145, 158, 223, 290, 316, 395, 446, 580, 725, 790, 892, 1115, 1450, 1580, 1975, 2230, 2291, 2900, 3950, 4460, 4582, 5575, 6467, 7900, 9164, 11150, 11455, 12934, 17617, 22300, 22910, 25868, 32335, 35234, 45820, 57275, 64670, 70468, 88085, 114550, 129340, 161675, 176170, 229100, 323350, 352340, 440425, 510893, 646700, 880850, 1021786, 1761700, 2043572, 2554465, 5108930, 10217860, 12772325, 25544650, 51089300]

約数ペア:

[(1, 51089300), (2, 25544650), (4, 12772325), (5, 10217860), (10, 5108930), (20, 2554465), (25, 2043572), (29, 1761700), (50, 1021786), (58, 880850), (79, 646700), (100, 510893), (116, 440425), (145, 352340), (158, 323350), (223, 229100), (290, 176170), (316, 161675), (395, 129340), (446, 114550), (580, 88085), (725, 70468), (790, 64670), (892, 57275), (1115, 45820), (1450, 35234), (1580, 32335), (1975, 25868), (2230, 22910), (2291, 22300), (2900, 17617), (3950, 12934), (4460, 11455), (4582, 11150), (5575, 9164), (6467, 7900)]