72574772

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{1409}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 129494400

約数和(自身を除く): 56919628

約数列:

[1, 2, 4, 79, 158, 163, 316, 326, 652, 1409, 2818, 5636, 12877, 25754, 51508, 111311, 222622, 229667, 445244, 459334, 918668, 18143693, 36287386, 72574772]

約数ペア:

[(1, 72574772), (2, 36287386), (4, 18143693), (79, 918668), (158, 459334), (163, 445244), (316, 229667), (326, 222622), (652, 111311), (1409, 51508), (2818, 25754), (5636, 12877)]