51298400

素因数分解:

$2^5\times 5^2\times {\mathrm{64123}}^1$

素因数の和:64143

約数の個数: 36

約数和(自身を含む): 125234172

約数和(自身を除く): 73935772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 64123, 128246, 256492, 320615, 512984, 641230, 1025968, 1282460, 1603075, 2051936, 2564920, 3206150, 5129840, 6412300, 10259680, 12824600, 25649200, 51298400]

約数ペア:

[(1, 51298400), (2, 25649200), (4, 12824600), (5, 10259680), (8, 6412300), (10, 5129840), (16, 3206150), (20, 2564920), (25, 2051936), (32, 1603075), (40, 1282460), (50, 1025968), (80, 641230), (100, 512984), (160, 320615), (200, 256492), (400, 128246), (800, 64123)]