650012

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 1340640

約数和(自身を除く): 690628

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 79, 121, 158, 187, 242, 316, 374, 484, 748, 869, 1343, 1738, 2057, 2686, 3476, 4114, 5372, 8228, 9559, 14773, 19118, 29546, 38236, 59092, 162503, 325006, 650012]

約数ペア:

[(1, 650012), (2, 325006), (4, 162503), (11, 59092), (17, 38236), (22, 29546), (34, 19118), (44, 14773), (68, 9559), (79, 8228), (121, 5372), (158, 4114), (187, 3476), (242, 2686), (316, 2057), (374, 1738), (484, 1343), (748, 869)]