13281200

素因数分解:

$2^4\times 5^2\times {\mathrm{33203}}^1$

素因数の和:33221

約数の個数: 30

約数和(自身を含む): 31909044

約数和(自身を除く): 18627844

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 33203, 66406, 132812, 166015, 265624, 332030, 531248, 664060, 830075, 1328120, 1660150, 2656240, 3320300, 6640600, 13281200]

約数ペア:

[(1, 13281200), (2, 6640600), (4, 3320300), (5, 2656240), (8, 1660150), (10, 1328120), (16, 830075), (20, 664060), (25, 531248), (40, 332030), (50, 265624), (80, 166015), (100, 132812), (200, 66406), (400, 33203)]