248977950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127681}}^1$

素因数の和:127709

約数の個数: 48

約数和(自身を含む): 664967856

約数和(自身を除く): 415989906

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 127681, 255362, 383043, 638405, 766086, 1276810, 1659853, 1915215, 3192025, 3319706, 3830430, 4979559, 6384050, 8299265, 9576075, 9959118, 16598530, 19152150, 24897795, 41496325, 49795590, 82992650, 124488975, 248977950]

約数ペア:

[(1, 248977950), (2, 124488975), (3, 82992650), (5, 49795590), (6, 41496325), (10, 24897795), (13, 19152150), (15, 16598530), (25, 9959118), (26, 9576075), (30, 8299265), (39, 6384050), (50, 4979559), (65, 3830430), (75, 3319706), (78, 3192025), (130, 1915215), (150, 1659853), (195, 1276810), (325, 766086), (390, 638405), (650, 383043), (975, 255362), (1950, 127681)]