649082890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1\times {\mathrm{6569}}^1$

素因数の和:6858

約数の個数: 32

約数和(自身を含む): 1201994640

約数和(自身を除く): 552911750

約数列:

[1, 2, 5, 10, 41, 82, 205, 241, 410, 482, 1205, 2410, 6569, 9881, 13138, 19762, 32845, 49405, 65690, 98810, 269329, 538658, 1346645, 1583129, 2693290, 3166258, 7915645, 15831290, 64908289, 129816578, 324541445, 649082890]

約数ペア:

[(1, 649082890), (2, 324541445), (5, 129816578), (10, 64908289), (41, 15831290), (82, 7915645), (205, 3166258), (241, 2693290), (410, 1583129), (482, 1346645), (1205, 538658), (2410, 269329), (6569, 98810), (9881, 65690), (13138, 49405), (19762, 32845)]