8041400

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1297}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 19314240

約数和(自身を除く): 11272840

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1297, 1550, 2594, 3100, 5188, 6200, 6485, 10376, 12970, 25940, 32425, 40207, 51880, 64850, 80414, 129700, 160828, 201035, 259400, 321656, 402070, 804140, 1005175, 1608280, 2010350, 4020700, 8041400]

約数ペア:

[(1, 8041400), (2, 4020700), (4, 2010350), (5, 1608280), (8, 1005175), (10, 804140), (20, 402070), (25, 321656), (31, 259400), (40, 201035), (50, 160828), (62, 129700), (100, 80414), (124, 64850), (155, 51880), (200, 40207), (248, 32425), (310, 25940), (620, 12970), (775, 10376), (1240, 6485), (1297, 6200), (1550, 5188), (2594, 3100)]