25097865

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 46884096

約数和(自身を除く): 21786231

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 67, 85, 113, 195, 201, 221, 255, 335, 339, 565, 663, 871, 1005, 1105, 1139, 1469, 1695, 1921, 2613, 3315, 3417, 4355, 4407, 5695, 5763, 7345, 7571, 9605, 13065, 14807, 17085, 22035, 22713, 24973, 28815, 37855, 44421, 74035, 74919, 98423, 113565, 124865, 128707, 222105, 295269, 374595, 386121, 492115, 643535, 1476345, 1673191, 1930605, 5019573, 8365955, 25097865]

約数ペア:

[(1, 25097865), (3, 8365955), (5, 5019573), (13, 1930605), (15, 1673191), (17, 1476345), (39, 643535), (51, 492115), (65, 386121), (67, 374595), (85, 295269), (113, 222105), (195, 128707), (201, 124865), (221, 113565), (255, 98423), (335, 74919), (339, 74035), (565, 44421), (663, 37855), (871, 28815), (1005, 24973), (1105, 22713), (1139, 22035), (1469, 17085), (1695, 14807), (1921, 13065), (2613, 9605), (3315, 7571), (3417, 7345), (4355, 5763), (4407, 5695)]