28446250

素因数分解:

$2^1\times 5^4\times 7^1\times {\mathrm{3251}}^1$

素因数の和:3280

約数の個数: 40

約数和(自身を含む): 60955488

約数和(自身を除く): 32509238

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 625, 875, 1250, 1750, 3251, 4375, 6502, 8750, 16255, 22757, 32510, 45514, 81275, 113785, 162550, 227570, 406375, 568925, 812750, 1137850, 2031875, 2844625, 4063750, 5689250, 14223125, 28446250]

約数ペア:

[(1, 28446250), (2, 14223125), (5, 5689250), (7, 4063750), (10, 2844625), (14, 2031875), (25, 1137850), (35, 812750), (50, 568925), (70, 406375), (125, 227570), (175, 162550), (250, 113785), (350, 81275), (625, 45514), (875, 32510), (1250, 22757), (1750, 16255), (3251, 8750), (4375, 6502)]