158215540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{4297}}^1$

素因数の和:4576

約数の個数: 48

約数和(自身を含む): 381249792

約数和(自身を除く): 223034252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 4297, 5260, 7364, 8594, 9205, 17188, 18410, 21485, 30079, 36820, 42970, 60158, 85940, 120316, 150395, 300790, 601580, 1130111, 2260222, 4520444, 5650555, 7910777, 11301110, 15821554, 22602220, 31643108, 39553885, 79107770, 158215540]

約数ペア:

[(1, 158215540), (2, 79107770), (4, 39553885), (5, 31643108), (7, 22602220), (10, 15821554), (14, 11301110), (20, 7910777), (28, 5650555), (35, 4520444), (70, 2260222), (140, 1130111), (263, 601580), (526, 300790), (1052, 150395), (1315, 120316), (1841, 85940), (2630, 60158), (3682, 42970), (4297, 36820), (5260, 30079), (7364, 21485), (8594, 18410), (9205, 17188)]