170593900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{409}}^1$

素因数の和:563

約数の個数: 72

約数和(自身を含む): 383638640

約数和(自身を除く): 213044740

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 97, 100, 172, 194, 215, 388, 409, 430, 485, 818, 860, 970, 1075, 1636, 1940, 2045, 2150, 2425, 4090, 4171, 4300, 4850, 8180, 8342, 9700, 10225, 16684, 17587, 20450, 20855, 35174, 39673, 40900, 41710, 70348, 79346, 83420, 87935, 104275, 158692, 175870, 198365, 208550, 351740, 396730, 417100, 439675, 793460, 879350, 991825, 1705939, 1758700, 1983650, 3411878, 3967300, 6823756, 8529695, 17059390, 34118780, 42648475, 85296950, 170593900]

約数ペア:

[(1, 170593900), (2, 85296950), (4, 42648475), (5, 34118780), (10, 17059390), (20, 8529695), (25, 6823756), (43, 3967300), (50, 3411878), (86, 1983650), (97, 1758700), (100, 1705939), (172, 991825), (194, 879350), (215, 793460), (388, 439675), (409, 417100), (430, 396730), (485, 351740), (818, 208550), (860, 198365), (970, 175870), (1075, 158692), (1636, 104275), (1940, 87935), (2045, 83420), (2150, 79346), (2425, 70348), (4090, 41710), (4171, 40900), (4300, 39673), (4850, 35174), (8180, 20855), (8342, 20450), (9700, 17587), (10225, 16684)]