53280400

素因数分解:

$2^4\times 5^2\times {\mathrm{133201}}^1$

素因数の和:133219

約数の個数: 30

約数和(自身を含む): 128007122

約数和(自身を除く): 74726722

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 133201, 266402, 532804, 666005, 1065608, 1332010, 2131216, 2664020, 3330025, 5328040, 6660050, 10656080, 13320100, 26640200, 53280400]

約数ペア:

[(1, 53280400), (2, 26640200), (4, 13320100), (5, 10656080), (8, 6660050), (10, 5328040), (16, 3330025), (20, 2664020), (25, 2131216), (40, 1332010), (50, 1065608), (80, 666005), (100, 532804), (200, 266402), (400, 133201)]