158620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 419328

約数和(自身を除く): 260708

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 103, 110, 140, 154, 206, 220, 308, 385, 412, 515, 721, 770, 1030, 1133, 1442, 1540, 2060, 2266, 2884, 3605, 4532, 5665, 7210, 7931, 11330, 14420, 15862, 22660, 31724, 39655, 79310, 158620]

約数ペア:

[(1, 158620), (2, 79310), (4, 39655), (5, 31724), (7, 22660), (10, 15862), (11, 14420), (14, 11330), (20, 7931), (22, 7210), (28, 5665), (35, 4532), (44, 3605), (55, 2884), (70, 2266), (77, 2060), (103, 1540), (110, 1442), (140, 1133), (154, 1030), (206, 770), (220, 721), (308, 515), (385, 412)]