51751250

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{2179}}^1$

素因数の和:2220

約数の個数: 40

約数和(自身を含む): 102154800

約数和(自身を除く): 50403550

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 2179, 2375, 4358, 4750, 10895, 11875, 21790, 23750, 41401, 54475, 82802, 108950, 207005, 272375, 414010, 544750, 1035025, 1361875, 2070050, 2723750, 5175125, 10350250, 25875625, 51751250]

約数ペア:

[(1, 51751250), (2, 25875625), (5, 10350250), (10, 5175125), (19, 2723750), (25, 2070050), (38, 1361875), (50, 1035025), (95, 544750), (125, 414010), (190, 272375), (250, 207005), (475, 108950), (625, 82802), (950, 54475), (1250, 41401), (2179, 23750), (2375, 21790), (4358, 11875), (4750, 10895)]