85178820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{10837}}^1$

素因数の和:10980

約数の個数: 48

約数和(自身を含む): 240343488

約数和(自身を除く): 155164668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 10837, 21674, 32511, 43348, 54185, 65022, 108370, 130044, 162555, 216740, 325110, 650220, 1419647, 2839294, 4258941, 5678588, 7098235, 8517882, 14196470, 17035764, 21294705, 28392940, 42589410, 85178820]

約数ペア:

[(1, 85178820), (2, 42589410), (3, 28392940), (4, 21294705), (5, 17035764), (6, 14196470), (10, 8517882), (12, 7098235), (15, 5678588), (20, 4258941), (30, 2839294), (60, 1419647), (131, 650220), (262, 325110), (393, 216740), (524, 162555), (655, 130044), (786, 108370), (1310, 65022), (1572, 54185), (1965, 43348), (2620, 32511), (3930, 21674), (7860, 10837)]