30999500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1$

素因数の和:564

約数の個数: 96

約数和(自身を含む): 82083456

約数和(自身を除く): 51083956

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 125, 140, 170, 175, 238, 250, 340, 350, 425, 476, 500, 521, 595, 700, 850, 875, 1042, 1190, 1700, 1750, 2084, 2125, 2380, 2605, 2975, 3500, 3647, 4250, 5210, 5950, 7294, 8500, 8857, 10420, 11900, 13025, 14588, 14875, 17714, 18235, 26050, 29750, 35428, 36470, 44285, 52100, 59500, 61999, 65125, 72940, 88570, 91175, 123998, 130250, 177140, 182350, 221425, 247996, 260500, 309995, 364700, 442850, 455875, 619990, 885700, 911750, 1107125, 1239980, 1549975, 1823500, 2214250, 3099950, 4428500, 6199900, 7749875, 15499750, 30999500]

約数ペア:

[(1, 30999500), (2, 15499750), (4, 7749875), (5, 6199900), (7, 4428500), (10, 3099950), (14, 2214250), (17, 1823500), (20, 1549975), (25, 1239980), (28, 1107125), (34, 911750), (35, 885700), (50, 619990), (68, 455875), (70, 442850), (85, 364700), (100, 309995), (119, 260500), (125, 247996), (140, 221425), (170, 182350), (175, 177140), (238, 130250), (250, 123998), (340, 91175), (350, 88570), (425, 72940), (476, 65125), (500, 61999), (521, 59500), (595, 52100), (700, 44285), (850, 36470), (875, 35428), (1042, 29750), (1190, 26050), (1700, 18235), (1750, 17714), (2084, 14875), (2125, 14588), (2380, 13025), (2605, 11900), (2975, 10420), (3500, 8857), (3647, 8500), (4250, 7294), (5210, 5950)]