40259000

素因数分解:

$2^3\times 5^3\times {\mathrm{127}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 95247360

約数和(自身を除く): 54988360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 127, 200, 250, 254, 317, 500, 508, 634, 635, 1000, 1016, 1268, 1270, 1585, 2536, 2540, 3170, 3175, 5080, 6340, 6350, 7925, 12680, 12700, 15850, 15875, 25400, 31700, 31750, 39625, 40259, 63400, 63500, 79250, 80518, 127000, 158500, 161036, 201295, 317000, 322072, 402590, 805180, 1006475, 1610360, 2012950, 4025900, 5032375, 8051800, 10064750, 20129500, 40259000]

約数ペア:

[(1, 40259000), (2, 20129500), (4, 10064750), (5, 8051800), (8, 5032375), (10, 4025900), (20, 2012950), (25, 1610360), (40, 1006475), (50, 805180), (100, 402590), (125, 322072), (127, 317000), (200, 201295), (250, 161036), (254, 158500), (317, 127000), (500, 80518), (508, 79250), (634, 63500), (635, 63400), (1000, 40259), (1016, 39625), (1268, 31750), (1270, 31700), (1585, 25400), (2536, 15875), (2540, 15850), (3170, 12700), (3175, 12680), (5080, 7925), (6340, 6350)]