28908800

素因数分解:

$2^8\times 5^2\times {\mathrm{4517}}^1$

素因数の和:4543

約数の個数: 54

約数和(自身を含む): 71569638

約数和(自身を除く): 42660838

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 640, 800, 1280, 1600, 3200, 4517, 6400, 9034, 18068, 22585, 36136, 45170, 72272, 90340, 112925, 144544, 180680, 225850, 289088, 361360, 451700, 578176, 722720, 903400, 1156352, 1445440, 1806800, 2890880, 3613600, 5781760, 7227200, 14454400, 28908800]

約数ペア:

[(1, 28908800), (2, 14454400), (4, 7227200), (5, 5781760), (8, 3613600), (10, 2890880), (16, 1806800), (20, 1445440), (25, 1156352), (32, 903400), (40, 722720), (50, 578176), (64, 451700), (80, 361360), (100, 289088), (128, 225850), (160, 180680), (200, 144544), (256, 112925), (320, 90340), (400, 72272), (640, 45170), (800, 36136), (1280, 22585), (1600, 18068), (3200, 9034), (4517, 6400)]