19926625

素因数分解:

$5^3\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 26956800

約数和(自身を除く): 7030175

約数列:

[1, 5, 23, 25, 29, 115, 125, 145, 239, 575, 667, 725, 1195, 2875, 3335, 3625, 5497, 5975, 6931, 16675, 27485, 29875, 34655, 83375, 137425, 159413, 173275, 687125, 797065, 866375, 3985325, 19926625]

約数ペア:

[(1, 19926625), (5, 3985325), (23, 866375), (25, 797065), (29, 687125), (115, 173275), (125, 159413), (145, 137425), (239, 83375), (575, 34655), (667, 29875), (725, 27485), (1195, 16675), (2875, 6931), (3335, 5975), (3625, 5497)]