248144650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{381761}}^1$

素因数の和:381786

約数の個数: 24

約数和(自身を含む): 497054124

約数和(自身を除く): 248909474

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 381761, 763522, 1908805, 3817610, 4962893, 9544025, 9925786, 19088050, 24814465, 49628930, 124072325, 248144650]

約数ペア:

[(1, 248144650), (2, 124072325), (5, 49628930), (10, 24814465), (13, 19088050), (25, 9925786), (26, 9544025), (50, 4962893), (65, 3817610), (130, 1908805), (325, 763522), (650, 381761)]