199944875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1733}}^1$

素因数の和:1832

約数の個数: 32

約数和(自身を含む): 272668032

約数和(自身を除く): 72723157

約数列:

[1, 5, 13, 25, 65, 71, 125, 325, 355, 923, 1625, 1733, 1775, 4615, 8665, 8875, 22529, 23075, 43325, 112645, 115375, 123043, 216625, 563225, 615215, 1599559, 2816125, 3076075, 7997795, 15380375, 39988975, 199944875]

約数ペア:

[(1, 199944875), (5, 39988975), (13, 15380375), (25, 7997795), (65, 3076075), (71, 2816125), (125, 1599559), (325, 615215), (355, 563225), (923, 216625), (1625, 123043), (1733, 115375), (1775, 112645), (4615, 43325), (8665, 23075), (8875, 22529)]