20132685475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{21859}}^1$

素因数の和:22172

約数の個数: 48

約数和(自身を含む): 30142316800

約数和(自身を除く): 10009631325

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 277, 475, 665, 1385, 1939, 3325, 5263, 6925, 9695, 21859, 26315, 36841, 48475, 109295, 131575, 153013, 184205, 415321, 546475, 765065, 921025, 2076605, 2907247, 3825325, 6054943, 10383025, 14536235, 30274715, 42384601, 72681175, 115043917, 151373575, 211923005, 575219585, 805307419, 1059615025, 2876097925, 4026537095, 20132685475]

約数ペア:

[(1, 20132685475), (5, 4026537095), (7, 2876097925), (19, 1059615025), (25, 805307419), (35, 575219585), (95, 211923005), (133, 151373575), (175, 115043917), (277, 72681175), (475, 42384601), (665, 30274715), (1385, 14536235), (1939, 10383025), (3325, 6054943), (5263, 3825325), (6925, 2907247), (9695, 2076605), (21859, 921025), (26315, 765065), (36841, 546475), (48475, 415321), (109295, 184205), (131575, 153013)]