25051740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{8521}}^1$

素因数の和:8547

約数の個数: 72

約数和(自身を含む): 81606672

約数和(自身を除く): 56554932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 8521, 17042, 25563, 34084, 42605, 51126, 59647, 85210, 102252, 119294, 127815, 170420, 178941, 238588, 255630, 298235, 357882, 417529, 511260, 596470, 715764, 835058, 894705, 1192940, 1252587, 1670116, 1789410, 2087645, 2505174, 3578820, 4175290, 5010348, 6262935, 8350580, 12525870, 25051740]

約数ペア:

[(1, 25051740), (2, 12525870), (3, 8350580), (4, 6262935), (5, 5010348), (6, 4175290), (7, 3578820), (10, 2505174), (12, 2087645), (14, 1789410), (15, 1670116), (20, 1252587), (21, 1192940), (28, 894705), (30, 835058), (35, 715764), (42, 596470), (49, 511260), (60, 417529), (70, 357882), (84, 298235), (98, 255630), (105, 238588), (140, 178941), (147, 170420), (196, 127815), (210, 119294), (245, 102252), (294, 85210), (420, 59647), (490, 51126), (588, 42605), (735, 34084), (980, 25563), (1470, 17042), (2940, 8521)]