20242725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 15379995

約数列:

[1, 3, 5, 15, 25, 29, 41, 75, 87, 123, 145, 205, 227, 435, 615, 681, 725, 1025, 1135, 1189, 2175, 3075, 3405, 3567, 5675, 5945, 6583, 9307, 17025, 17835, 19749, 27921, 29725, 32915, 46535, 89175, 98745, 139605, 164575, 232675, 269903, 493725, 698025, 809709, 1349515, 4048545, 6747575, 20242725]

約数ペア:

[(1, 20242725), (3, 6747575), (5, 4048545), (15, 1349515), (25, 809709), (29, 698025), (41, 493725), (75, 269903), (87, 232675), (123, 164575), (145, 139605), (205, 98745), (227, 89175), (435, 46535), (615, 32915), (681, 29725), (725, 27921), (1025, 19749), (1135, 17835), (1189, 17025), (2175, 9307), (3075, 6583), (3405, 5945), (3567, 5675)]