387628475

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{4127}}^1$

素因数の和:4184

約数の個数: 36

約数和(自身を含む): 550006464

約数和(自身を除く): 162377989

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 289, 325, 425, 1105, 1445, 3757, 4127, 5525, 7225, 18785, 20635, 53651, 70159, 93925, 103175, 268255, 350795, 912067, 1192703, 1341275, 1753975, 4560335, 5963515, 15505139, 22801675, 29817575, 77525695, 387628475]

約数ペア:

[(1, 387628475), (5, 77525695), (13, 29817575), (17, 22801675), (25, 15505139), (65, 5963515), (85, 4560335), (221, 1753975), (289, 1341275), (325, 1192703), (425, 912067), (1105, 350795), (1445, 268255), (3757, 103175), (4127, 93925), (5525, 70159), (7225, 53651), (18785, 20635)]