13139750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{311}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 26720928

約数和(自身を除く): 13581178

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 311, 325, 338, 622, 650, 845, 1555, 1625, 1690, 3110, 3250, 4043, 4225, 7775, 8086, 8450, 15550, 20215, 21125, 38875, 40430, 42250, 52559, 77750, 101075, 105118, 202150, 262795, 505375, 525590, 1010750, 1313975, 2627950, 6569875, 13139750]

約数ペア:

[(1, 13139750), (2, 6569875), (5, 2627950), (10, 1313975), (13, 1010750), (25, 525590), (26, 505375), (50, 262795), (65, 202150), (125, 105118), (130, 101075), (169, 77750), (250, 52559), (311, 42250), (325, 40430), (338, 38875), (622, 21125), (650, 20215), (845, 15550), (1555, 8450), (1625, 8086), (1690, 7775), (3110, 4225), (3250, 4043)]