130426180

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{569}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 279906480

約数和(自身を除く): 149480300

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 157, 292, 314, 365, 569, 628, 730, 785, 1138, 1460, 1570, 2276, 2845, 3140, 5690, 11380, 11461, 22922, 41537, 45844, 57305, 83074, 89333, 114610, 166148, 178666, 207685, 229220, 357332, 415370, 446665, 830740, 893330, 1786660, 6521309, 13042618, 26085236, 32606545, 65213090, 130426180]

約数ペア:

[(1, 130426180), (2, 65213090), (4, 32606545), (5, 26085236), (10, 13042618), (20, 6521309), (73, 1786660), (146, 893330), (157, 830740), (292, 446665), (314, 415370), (365, 357332), (569, 229220), (628, 207685), (730, 178666), (785, 166148), (1138, 114610), (1460, 89333), (1570, 83074), (2276, 57305), (2845, 45844), (3140, 41537), (5690, 22922), (11380, 11461)]