213089825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{983}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 307480320

約数和(自身を除く): 94390495

約数列:

[1, 5, 13, 23, 25, 29, 65, 115, 145, 299, 325, 377, 575, 667, 725, 983, 1495, 1885, 3335, 4915, 7475, 8671, 9425, 12779, 16675, 22609, 24575, 28507, 43355, 63895, 113045, 142535, 216775, 293917, 319475, 370591, 565225, 655661, 712675, 1469585, 1852955, 3278305, 7347925, 8523593, 9264775, 16391525, 42617965, 213089825]

約数ペア:

[(1, 213089825), (5, 42617965), (13, 16391525), (23, 9264775), (25, 8523593), (29, 7347925), (65, 3278305), (115, 1852955), (145, 1469585), (299, 712675), (325, 655661), (377, 565225), (575, 370591), (667, 319475), (725, 293917), (983, 216775), (1495, 142535), (1885, 113045), (3335, 63895), (4915, 43355), (7475, 28507), (8671, 24575), (9425, 22609), (12779, 16675)]