7896996820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{89759}}^1$

素因数の和:89904

約数の個数: 48

約数和(自身を含む): 17100357120

約数和(自身を除く): 9203360300

約数列:

[1, 2, 4, 5, 10, 20, 53, 83, 106, 166, 212, 265, 332, 415, 530, 830, 1060, 1660, 4399, 8798, 17596, 21995, 43990, 87980, 89759, 179518, 359036, 448795, 897590, 1795180, 4757227, 7449997, 9514454, 14899994, 19028908, 23786135, 29799988, 37249985, 47572270, 74499970, 95144540, 148999940, 394849841, 789699682, 1579399364, 1974249205, 3948498410, 7896996820]

約数ペア:

[(1, 7896996820), (2, 3948498410), (4, 1974249205), (5, 1579399364), (10, 789699682), (20, 394849841), (53, 148999940), (83, 95144540), (106, 74499970), (166, 47572270), (212, 37249985), (265, 29799988), (332, 23786135), (415, 19028908), (530, 14899994), (830, 9514454), (1060, 7449997), (1660, 4757227), (4399, 1795180), (8798, 897590), (17596, 448795), (21995, 359036), (43990, 179518), (87980, 89759)]