89144470

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1223}}^1$

素因数の和:1464

約数の個数: 32

約数和(自身を含む): 165768768

約数和(自身を除く): 76624298

約数列:

[1, 2, 5, 10, 37, 74, 185, 197, 370, 394, 985, 1223, 1970, 2446, 6115, 7289, 12230, 14578, 36445, 45251, 72890, 90502, 226255, 240931, 452510, 481862, 1204655, 2409310, 8914447, 17828894, 44572235, 89144470]

約数ペア:

[(1, 89144470), (2, 44572235), (5, 17828894), (10, 8914447), (37, 2409310), (74, 1204655), (185, 481862), (197, 452510), (370, 240931), (394, 226255), (985, 90502), (1223, 72890), (1970, 45251), (2446, 36445), (6115, 14578), (7289, 12230)]