1025796820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{353}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 2302755840

約数和(自身を除く): 1276959020

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 109, 124, 155, 172, 215, 218, 310, 353, 430, 436, 545, 620, 706, 860, 1090, 1333, 1412, 1765, 2180, 2666, 3379, 3530, 4687, 5332, 6665, 6758, 7060, 9374, 10943, 13330, 13516, 15179, 16895, 18748, 21886, 23435, 26660, 30358, 33790, 38477, 43772, 46870, 54715, 60716, 67580, 75895, 76954, 93740, 109430, 145297, 151790, 153908, 192385, 218860, 290594, 303580, 384770, 470549, 581188, 726485, 769540, 941098, 1192787, 1452970, 1654511, 1882196, 2352745, 2385574, 2905940, 3309022, 4705490, 4771148, 5963935, 6618044, 8272555, 9410980, 11927870, 16545110, 23855740, 33090220, 51289841, 102579682, 205159364, 256449205, 512898410, 1025796820]

約数ペア:

[(1, 1025796820), (2, 512898410), (4, 256449205), (5, 205159364), (10, 102579682), (20, 51289841), (31, 33090220), (43, 23855740), (62, 16545110), (86, 11927870), (109, 9410980), (124, 8272555), (155, 6618044), (172, 5963935), (215, 4771148), (218, 4705490), (310, 3309022), (353, 2905940), (430, 2385574), (436, 2352745), (545, 1882196), (620, 1654511), (706, 1452970), (860, 1192787), (1090, 941098), (1333, 769540), (1412, 726485), (1765, 581188), (2180, 470549), (2666, 384770), (3379, 303580), (3530, 290594), (4687, 218860), (5332, 192385), (6665, 153908), (6758, 151790), (7060, 145297), (9374, 109430), (10943, 93740), (13330, 76954), (13516, 75895), (15179, 67580), (16895, 60716), (18748, 54715), (21886, 46870), (23435, 43772), (26660, 38477), (30358, 33790)]