216100225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{25349}}^1$

素因数の和:25401

約数の個数: 24

約数和(自身を含む): 301766400

約数和(自身を除く): 85666175

約数列:

[1, 5, 11, 25, 31, 55, 155, 275, 341, 775, 1705, 8525, 25349, 126745, 278839, 633725, 785819, 1394195, 3929095, 6970975, 8644009, 19645475, 43220045, 216100225]

約数ペア:

[(1, 216100225), (5, 43220045), (11, 19645475), (25, 8644009), (31, 6970975), (55, 3929095), (155, 1394195), (275, 785819), (341, 633725), (775, 278839), (1705, 126745), (8525, 25349)]