30507775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3121}}^1$

素因数の和:3171

約数の個数: 24

約数和(自身を含む): 41809824

約数和(自身を除く): 11302049

約数列:

[1, 5, 17, 23, 25, 85, 115, 391, 425, 575, 1955, 3121, 9775, 15605, 53057, 71783, 78025, 265285, 358915, 1220311, 1326425, 1794575, 6101555, 30507775]

約数ペア:

[(1, 30507775), (5, 6101555), (17, 1794575), (23, 1326425), (25, 1220311), (85, 358915), (115, 265285), (391, 78025), (425, 71783), (575, 53057), (1955, 15605), (3121, 9775)]