51499380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{19961}}^1$

素因数の和:20016

約数の個数: 48

約数和(自身を含む): 147559104

約数和(自身を除く): 96059724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 19961, 39922, 59883, 79844, 99805, 119766, 199610, 239532, 299415, 399220, 598830, 858323, 1197660, 1716646, 2574969, 3433292, 4291615, 5149938, 8583230, 10299876, 12874845, 17166460, 25749690, 51499380]

約数ペア:

[(1, 51499380), (2, 25749690), (3, 17166460), (4, 12874845), (5, 10299876), (6, 8583230), (10, 5149938), (12, 4291615), (15, 3433292), (20, 2574969), (30, 1716646), (43, 1197660), (60, 858323), (86, 598830), (129, 399220), (172, 299415), (215, 239532), (258, 199610), (430, 119766), (516, 99805), (645, 79844), (860, 59883), (1290, 39922), (2580, 19961)]