2638625

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 3818880

約数和(自身を除く): 1180255

約数列:

[1, 5, 11, 19, 25, 55, 95, 101, 125, 209, 275, 475, 505, 1045, 1111, 1375, 1919, 2375, 2525, 5225, 5555, 9595, 12625, 21109, 26125, 27775, 47975, 105545, 138875, 239875, 527725, 2638625]

約数ペア:

[(1, 2638625), (5, 527725), (11, 239875), (19, 138875), (25, 105545), (55, 47975), (95, 27775), (101, 26125), (125, 21109), (209, 12625), (275, 9595), (475, 5555), (505, 5225), (1045, 2525), (1111, 2375), (1375, 1919)]