25697625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 21476775

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 125, 139, 145, 255, 375, 417, 425, 435, 493, 695, 725, 1275, 1479, 2085, 2125, 2175, 2363, 2465, 3475, 3625, 4031, 6375, 7089, 7395, 10425, 10875, 11815, 12093, 12325, 17375, 20155, 35445, 36975, 52125, 59075, 60465, 61625, 68527, 100775, 177225, 184875, 205581, 295375, 302325, 342635, 503875, 886125, 1027905, 1511625, 1713175, 5139525, 8565875, 25697625]

約数ペア:

[(1, 25697625), (3, 8565875), (5, 5139525), (15, 1713175), (17, 1511625), (25, 1027905), (29, 886125), (51, 503875), (75, 342635), (85, 302325), (87, 295375), (125, 205581), (139, 184875), (145, 177225), (255, 100775), (375, 68527), (417, 61625), (425, 60465), (435, 59075), (493, 52125), (695, 36975), (725, 35445), (1275, 20155), (1479, 17375), (2085, 12325), (2125, 12093), (2175, 11815), (2363, 10875), (2465, 10425), (3475, 7395), (3625, 7089), (4031, 6375)]