213569375

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 40

約数和(自身を含む): 283409280

約数和(自身を除く): 69839905

約数列:

[1, 5, 23, 25, 83, 115, 125, 179, 415, 575, 625, 895, 1909, 2075, 2875, 4117, 4475, 9545, 10375, 14375, 14857, 20585, 22375, 47725, 51875, 74285, 102925, 111875, 238625, 341711, 371425, 514625, 1193125, 1708555, 1857125, 2573125, 8542775, 9285625, 42713875, 213569375]

約数ペア:

[(1, 213569375), (5, 42713875), (23, 9285625), (25, 8542775), (83, 2573125), (115, 1857125), (125, 1708555), (179, 1193125), (415, 514625), (575, 371425), (625, 341711), (895, 238625), (1909, 111875), (2075, 102925), (2875, 74285), (4117, 51875), (4475, 47725), (9545, 22375), (10375, 20585), (14375, 14857)]