51311300

素因数分解:

$2^2\times 5^2\times {\mathrm{263}}^1\times {\mathrm{1951}}^1$

素因数の和:2228

約数の個数: 36

約数和(自身を含む): 111826176

約数和(自身を除く): 60514876

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 263, 526, 1052, 1315, 1951, 2630, 3902, 5260, 6575, 7804, 9755, 13150, 19510, 26300, 39020, 48775, 97550, 195100, 513113, 1026226, 2052452, 2565565, 5131130, 10262260, 12827825, 25655650, 51311300]

約数ペア:

[(1, 51311300), (2, 25655650), (4, 12827825), (5, 10262260), (10, 5131130), (20, 2565565), (25, 2052452), (50, 1026226), (100, 513113), (263, 195100), (526, 97550), (1052, 48775), (1315, 39020), (1951, 26300), (2630, 19510), (3902, 13150), (5260, 9755), (6575, 7804)]