49810540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191579}}^1$

素因数の和:191601

約数の個数: 24

約数和(自身を含む): 112649040

約数和(自身を除く): 62838500

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 191579, 383158, 766316, 957895, 1915790, 2490527, 3831580, 4981054, 9962108, 12452635, 24905270, 49810540]

約数ペア:

[(1, 49810540), (2, 24905270), (4, 12452635), (5, 9962108), (10, 4981054), (13, 3831580), (20, 2490527), (26, 1915790), (52, 957895), (65, 766316), (130, 383158), (260, 191579)]