68857890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{79147}}^1$

素因数の和:79186

約数の個数: 32

約数和(自身を含む): 170959680

約数和(自身を除く): 102101790

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 79147, 158294, 237441, 395735, 474882, 791470, 1187205, 2295263, 2374410, 4590526, 6885789, 11476315, 13771578, 22952630, 34428945, 68857890]

約数ペア:

[(1, 68857890), (2, 34428945), (3, 22952630), (5, 13771578), (6, 11476315), (10, 6885789), (15, 4590526), (29, 2374410), (30, 2295263), (58, 1187205), (87, 791470), (145, 474882), (174, 395735), (290, 237441), (435, 158294), (870, 79147)]