29948900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 69995520

約数和(自身を除く): 40046620

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 79, 85, 100, 158, 170, 223, 316, 340, 395, 425, 446, 790, 850, 892, 1115, 1343, 1580, 1700, 1975, 2230, 2686, 3791, 3950, 4460, 5372, 5575, 6715, 7582, 7900, 11150, 13430, 15164, 17617, 18955, 22300, 26860, 33575, 35234, 37910, 67150, 70468, 75820, 88085, 94775, 134300, 176170, 189550, 299489, 352340, 379100, 440425, 598978, 880850, 1197956, 1497445, 1761700, 2994890, 5989780, 7487225, 14974450, 29948900]

約数ペア:

[(1, 29948900), (2, 14974450), (4, 7487225), (5, 5989780), (10, 2994890), (17, 1761700), (20, 1497445), (25, 1197956), (34, 880850), (50, 598978), (68, 440425), (79, 379100), (85, 352340), (100, 299489), (158, 189550), (170, 176170), (223, 134300), (316, 94775), (340, 88085), (395, 75820), (425, 70468), (446, 67150), (790, 37910), (850, 35234), (892, 33575), (1115, 26860), (1343, 22300), (1580, 18955), (1700, 17617), (1975, 15164), (2230, 13430), (2686, 11150), (3791, 7900), (3950, 7582), (4460, 6715), (5372, 5575)]