101020120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2803}}^1$

素因数の和:2884

約数の個数: 64

約数和(自身を含む): 245293920

約数和(自身を除く): 144273800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 2120, 2803, 3604, 4505, 5606, 7208, 9010, 11212, 14015, 18020, 22424, 28030, 36040, 47651, 56060, 95302, 112120, 148559, 190604, 238255, 297118, 381208, 476510, 594236, 742795, 953020, 1188472, 1485590, 1906040, 2525503, 2971180, 5051006, 5942360, 10102012, 12627515, 20204024, 25255030, 50510060, 101020120]

約数ペア:

[(1, 101020120), (2, 50510060), (4, 25255030), (5, 20204024), (8, 12627515), (10, 10102012), (17, 5942360), (20, 5051006), (34, 2971180), (40, 2525503), (53, 1906040), (68, 1485590), (85, 1188472), (106, 953020), (136, 742795), (170, 594236), (212, 476510), (265, 381208), (340, 297118), (424, 238255), (530, 190604), (680, 148559), (901, 112120), (1060, 95302), (1802, 56060), (2120, 47651), (2803, 36040), (3604, 28030), (4505, 22424), (5606, 18020), (7208, 14015), (9010, 11212)]