201781275

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{821}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 348593760

約数和(自身を除く): 146812485

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 113, 145, 339, 435, 565, 725, 821, 1695, 2175, 2463, 2825, 3277, 4105, 8475, 9831, 12315, 16385, 20525, 23809, 49155, 61575, 71427, 81925, 92773, 119045, 245775, 278319, 357135, 463865, 595225, 1391595, 1785675, 2319325, 2690417, 6957975, 8071251, 13452085, 40356255, 67260425, 201781275]

約数ペア:

[(1, 201781275), (3, 67260425), (5, 40356255), (15, 13452085), (25, 8071251), (29, 6957975), (75, 2690417), (87, 2319325), (113, 1785675), (145, 1391595), (339, 595225), (435, 463865), (565, 357135), (725, 278319), (821, 245775), (1695, 119045), (2175, 92773), (2463, 81925), (2825, 71427), (3277, 61575), (4105, 49155), (8475, 23809), (9831, 20525), (12315, 16385)]