351405140

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{2549}}^1$

素因数の和:2732

約数の個数: 48

約数和(自身を含む): 756982800

約数和(自身を除く): 405577660

約数列:

[1, 2, 4, 5, 10, 20, 61, 113, 122, 226, 244, 305, 452, 565, 610, 1130, 1220, 2260, 2549, 5098, 6893, 10196, 12745, 13786, 25490, 27572, 34465, 50980, 68930, 137860, 155489, 288037, 310978, 576074, 621956, 777445, 1152148, 1440185, 1554890, 2880370, 3109780, 5760740, 17570257, 35140514, 70281028, 87851285, 175702570, 351405140]

約数ペア:

[(1, 351405140), (2, 175702570), (4, 87851285), (5, 70281028), (10, 35140514), (20, 17570257), (61, 5760740), (113, 3109780), (122, 2880370), (226, 1554890), (244, 1440185), (305, 1152148), (452, 777445), (565, 621956), (610, 576074), (1130, 310978), (1220, 288037), (2260, 155489), (2549, 137860), (5098, 68930), (6893, 50980), (10196, 34465), (12745, 27572), (13786, 25490)]