71153240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61339}}^1$

素因数の和:61379

約数の個数: 32

約数和(自身を含む): 165618000

約数和(自身を除く): 94464760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 61339, 122678, 245356, 306695, 490712, 613390, 1226780, 1778831, 2453560, 3557662, 7115324, 8894155, 14230648, 17788310, 35576620, 71153240]

約数ペア:

[(1, 71153240), (2, 35576620), (4, 17788310), (5, 14230648), (8, 8894155), (10, 7115324), (20, 3557662), (29, 2453560), (40, 1778831), (58, 1226780), (116, 613390), (145, 490712), (232, 306695), (290, 245356), (580, 122678), (1160, 61339)]