3281200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:662

約数の個数: 60

約数和(自身を含む): 8502928

約数和(自身を除く): 5221728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 631, 650, 1040, 1262, 1300, 2524, 2600, 3155, 5048, 5200, 6310, 8203, 10096, 12620, 15775, 16406, 25240, 31550, 32812, 41015, 50480, 63100, 65624, 82030, 126200, 131248, 164060, 205075, 252400, 328120, 410150, 656240, 820300, 1640600, 3281200]

約数ペア:

[(1, 3281200), (2, 1640600), (4, 820300), (5, 656240), (8, 410150), (10, 328120), (13, 252400), (16, 205075), (20, 164060), (25, 131248), (26, 126200), (40, 82030), (50, 65624), (52, 63100), (65, 50480), (80, 41015), (100, 32812), (104, 31550), (130, 25240), (200, 16406), (208, 15775), (260, 12620), (325, 10096), (400, 8203), (520, 6310), (631, 5200), (650, 5048), (1040, 3155), (1262, 2600), (1300, 2524)]