202161995

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{317}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 300166560

約数和(自身を除く): 98004565

約数列:

[1, 5, 7, 19, 35, 49, 95, 133, 137, 245, 317, 665, 685, 931, 959, 1585, 2219, 2603, 4655, 4795, 6023, 6713, 11095, 13015, 15533, 18221, 30115, 33565, 42161, 43429, 77665, 91105, 127547, 210805, 217145, 295127, 304003, 637735, 825151, 1475635, 1520015, 2128021, 4125755, 5776057, 10640105, 28880285, 40432399, 202161995]

約数ペア:

[(1, 202161995), (5, 40432399), (7, 28880285), (19, 10640105), (35, 5776057), (49, 4125755), (95, 2128021), (133, 1520015), (137, 1475635), (245, 825151), (317, 637735), (665, 304003), (685, 295127), (931, 217145), (959, 210805), (1585, 127547), (2219, 91105), (2603, 77665), (4655, 43429), (4795, 42161), (6023, 33565), (6713, 30115), (11095, 18221), (13015, 15533)]