68237900

素因数分解:

$2^2\times 5^2\times {\mathrm{131}}^1\times {\mathrm{5209}}^1$

素因数の和:5354

約数の個数: 36

約数和(自身を含む): 149235240

約数和(自身を除く): 80997340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 131, 262, 524, 655, 1310, 2620, 3275, 5209, 6550, 10418, 13100, 20836, 26045, 52090, 104180, 130225, 260450, 520900, 682379, 1364758, 2729516, 3411895, 6823790, 13647580, 17059475, 34118950, 68237900]

約数ペア:

[(1, 68237900), (2, 34118950), (4, 17059475), (5, 13647580), (10, 6823790), (20, 3411895), (25, 2729516), (50, 1364758), (100, 682379), (131, 520900), (262, 260450), (524, 130225), (655, 104180), (1310, 52090), (2620, 26045), (3275, 20836), (5209, 13100), (6550, 10418)]