42504080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31253}}^1$

素因数の和:31283

約数の個数: 40

約数和(自身を含む): 104638392

約数和(自身を除く): 62134312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 31253, 62506, 125012, 156265, 250024, 312530, 500048, 531301, 625060, 1062602, 1250120, 2125204, 2500240, 2656505, 4250408, 5313010, 8500816, 10626020, 21252040, 42504080]

約数ペア:

[(1, 42504080), (2, 21252040), (4, 10626020), (5, 8500816), (8, 5313010), (10, 4250408), (16, 2656505), (17, 2500240), (20, 2125204), (34, 1250120), (40, 1062602), (68, 625060), (80, 531301), (85, 500048), (136, 312530), (170, 250024), (272, 156265), (340, 125012), (680, 62506), (1360, 31253)]