19178750

素因数分解:

$2^1\times 5^4\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:318

約数の個数: 40

約数和(自身を含む): 36644520

約数和(自身を除く): 17465770

約数列:

[1, 2, 5, 10, 25, 50, 67, 125, 134, 229, 250, 335, 458, 625, 670, 1145, 1250, 1675, 2290, 3350, 5725, 8375, 11450, 15343, 16750, 28625, 30686, 41875, 57250, 76715, 83750, 143125, 153430, 286250, 383575, 767150, 1917875, 3835750, 9589375, 19178750]

約数ペア:

[(1, 19178750), (2, 9589375), (5, 3835750), (10, 1917875), (25, 767150), (50, 383575), (67, 286250), (125, 153430), (134, 143125), (229, 83750), (250, 76715), (335, 57250), (458, 41875), (625, 30686), (670, 28625), (1145, 16750), (1250, 15343), (1675, 11450), (2290, 8375), (3350, 5725)]