85868900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^2\times {\mathrm{5081}}^1$

素因数の和:5121

約数の個数: 54

約数和(自身を含む): 201811302

約数和(自身を除く): 115942402

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 169, 260, 325, 338, 650, 676, 845, 1300, 1690, 3380, 4225, 5081, 8450, 10162, 16900, 20324, 25405, 50810, 66053, 101620, 127025, 132106, 254050, 264212, 330265, 508100, 660530, 858689, 1321060, 1651325, 1717378, 3302650, 3434756, 4293445, 6605300, 8586890, 17173780, 21467225, 42934450, 85868900]

約数ペア:

[(1, 85868900), (2, 42934450), (4, 21467225), (5, 17173780), (10, 8586890), (13, 6605300), (20, 4293445), (25, 3434756), (26, 3302650), (50, 1717378), (52, 1651325), (65, 1321060), (100, 858689), (130, 660530), (169, 508100), (260, 330265), (325, 264212), (338, 254050), (650, 132106), (676, 127025), (845, 101620), (1300, 66053), (1690, 50810), (3380, 25405), (4225, 20324), (5081, 16900), (8450, 10162)]