139516480

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2777}}^1$

素因数の和:2951

約数の個数: 56

約数和(自身を含む): 334460088

約数和(自身を除く): 194943608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 2512, 2777, 3140, 5024, 5554, 6280, 10048, 11108, 12560, 13885, 22216, 25120, 27770, 44432, 50240, 55540, 88864, 111080, 177728, 222160, 435989, 444320, 871978, 888640, 1743956, 2179945, 3487912, 4359890, 6975824, 8719780, 13951648, 17439560, 27903296, 34879120, 69758240, 139516480]

約数ペア:

[(1, 139516480), (2, 69758240), (4, 34879120), (5, 27903296), (8, 17439560), (10, 13951648), (16, 8719780), (20, 6975824), (32, 4359890), (40, 3487912), (64, 2179945), (80, 1743956), (157, 888640), (160, 871978), (314, 444320), (320, 435989), (628, 222160), (785, 177728), (1256, 111080), (1570, 88864), (2512, 55540), (2777, 50240), (3140, 44432), (5024, 27770), (5554, 25120), (6280, 22216), (10048, 13885), (11108, 12560)]