25287675

素因数分解:

$3^1\times 5^2\times 7^3\times {\mathrm{983}}^1$

素因数の和:1017

約数の個数: 48

約数和(自身を含む): 48806400

約数和(自身を除く): 23518725

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 343, 525, 735, 983, 1029, 1225, 1715, 2949, 3675, 4915, 5145, 6881, 8575, 14745, 20643, 24575, 25725, 34405, 48167, 73725, 103215, 144501, 172025, 240835, 337169, 516075, 722505, 1011507, 1204175, 1685845, 3612525, 5057535, 8429225, 25287675]

約数ペア:

[(1, 25287675), (3, 8429225), (5, 5057535), (7, 3612525), (15, 1685845), (21, 1204175), (25, 1011507), (35, 722505), (49, 516075), (75, 337169), (105, 240835), (147, 172025), (175, 144501), (245, 103215), (343, 73725), (525, 48167), (735, 34405), (983, 25725), (1029, 24575), (1225, 20643), (1715, 14745), (2949, 8575), (3675, 6881), (4915, 5145)]