12915250

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{2719}}^1$

素因数の和:2755

約数の個数: 32

約数和(自身を含む): 25459200

約数和(自身を除く): 12543950

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 2719, 4750, 5438, 13595, 27190, 51661, 67975, 103322, 135950, 258305, 339875, 516610, 679750, 1291525, 2583050, 6457625, 12915250]

約数ペア:

[(1, 12915250), (2, 6457625), (5, 2583050), (10, 1291525), (19, 679750), (25, 516610), (38, 339875), (50, 258305), (95, 135950), (125, 103322), (190, 67975), (250, 51661), (475, 27190), (950, 13595), (2375, 5438), (2719, 4750)]