418880255

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{1283}}^1$

素因数の和:1495

約数の個数: 32

約数和(自身を含む): 559125504

約数和(自身を除く): 140245249

約数列:

[1, 5, 17, 23, 85, 115, 167, 391, 835, 1283, 1955, 2839, 3841, 6415, 14195, 19205, 21811, 29509, 65297, 109055, 147545, 214261, 326485, 501653, 1071305, 2508265, 3642437, 4928003, 18212185, 24640015, 83776051, 418880255]

約数ペア:

[(1, 418880255), (5, 83776051), (17, 24640015), (23, 18212185), (85, 4928003), (115, 3642437), (167, 2508265), (391, 1071305), (835, 501653), (1283, 326485), (1955, 214261), (2839, 147545), (3841, 109055), (6415, 65297), (14195, 29509), (19205, 21811)]