51187110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131249}}^1$

素因数の和:131272

約数の個数: 32

約数和(自身を含む): 132300000

約数和(自身を除く): 81112890

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131249, 262498, 393747, 656245, 787494, 1312490, 1706237, 1968735, 3412474, 3937470, 5118711, 8531185, 10237422, 17062370, 25593555, 51187110]

約数ペア:

[(1, 51187110), (2, 25593555), (3, 17062370), (5, 10237422), (6, 8531185), (10, 5118711), (13, 3937470), (15, 3412474), (26, 1968735), (30, 1706237), (39, 1312490), (65, 787494), (78, 656245), (130, 393747), (195, 262498), (390, 131249)]