68753020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25847}}^1$

素因数の和:25882

約数の個数: 48

約数和(自身を含む): 173698560

約数和(自身を除く): 104945540

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 25847, 51694, 103388, 129235, 180929, 258470, 361858, 491093, 516940, 723716, 904645, 982186, 1809290, 1964372, 2455465, 3437651, 3618580, 4910930, 6875302, 9821860, 13750604, 17188255, 34376510, 68753020]

約数ペア:

[(1, 68753020), (2, 34376510), (4, 17188255), (5, 13750604), (7, 9821860), (10, 6875302), (14, 4910930), (19, 3618580), (20, 3437651), (28, 2455465), (35, 1964372), (38, 1809290), (70, 982186), (76, 904645), (95, 723716), (133, 516940), (140, 491093), (190, 361858), (266, 258470), (380, 180929), (532, 129235), (665, 103388), (1330, 51694), (2660, 25847)]