45120760

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{709}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 106840800

約数和(自身を除く): 61720040

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 43, 74, 86, 148, 172, 185, 215, 296, 344, 370, 430, 709, 740, 860, 1418, 1480, 1591, 1720, 2836, 3182, 3545, 5672, 6364, 7090, 7955, 12728, 14180, 15910, 26233, 28360, 30487, 31820, 52466, 60974, 63640, 104932, 121948, 131165, 152435, 209864, 243896, 262330, 304870, 524660, 609740, 1049320, 1128019, 1219480, 2256038, 4512076, 5640095, 9024152, 11280190, 22560380, 45120760]

約数ペア:

[(1, 45120760), (2, 22560380), (4, 11280190), (5, 9024152), (8, 5640095), (10, 4512076), (20, 2256038), (37, 1219480), (40, 1128019), (43, 1049320), (74, 609740), (86, 524660), (148, 304870), (172, 262330), (185, 243896), (215, 209864), (296, 152435), (344, 131165), (370, 121948), (430, 104932), (709, 63640), (740, 60974), (860, 52466), (1418, 31820), (1480, 30487), (1591, 28360), (1720, 26233), (2836, 15910), (3182, 14180), (3545, 12728), (5672, 7955), (6364, 7090)]