53980400

素因数分解:

$2^4\times 5^2\times {\mathrm{134951}}^1$

素因数の和:134969

約数の個数: 30

約数和(自身を含む): 129688872

約数和(自身を除く): 75708472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 134951, 269902, 539804, 674755, 1079608, 1349510, 2159216, 2699020, 3373775, 5398040, 6747550, 10796080, 13495100, 26990200, 53980400]

約数ペア:

[(1, 53980400), (2, 26990200), (4, 13495100), (5, 10796080), (8, 6747550), (10, 5398040), (16, 3373775), (20, 2699020), (25, 2159216), (40, 1349510), (50, 1079608), (80, 674755), (100, 539804), (200, 269902), (400, 134951)]