15989200

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:652

約数の個数: 60

約数和(自身を含む): 39024288

約数和(自身を除く): 23035088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 563, 568, 710, 1126, 1136, 1420, 1775, 2252, 2815, 2840, 3550, 4504, 5630, 5680, 7100, 9008, 11260, 14075, 14200, 22520, 28150, 28400, 39973, 45040, 56300, 79946, 112600, 159892, 199865, 225200, 319784, 399730, 639568, 799460, 999325, 1598920, 1998650, 3197840, 3997300, 7994600, 15989200]

約数ペア:

[(1, 15989200), (2, 7994600), (4, 3997300), (5, 3197840), (8, 1998650), (10, 1598920), (16, 999325), (20, 799460), (25, 639568), (40, 399730), (50, 319784), (71, 225200), (80, 199865), (100, 159892), (142, 112600), (200, 79946), (284, 56300), (355, 45040), (400, 39973), (563, 28400), (568, 28150), (710, 22520), (1126, 14200), (1136, 14075), (1420, 11260), (1775, 9008), (2252, 7100), (2815, 5680), (2840, 5630), (3550, 4504)]