72201025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{743}}^1$

素因数の和:802

約数の個数: 36

約数和(自身を含む): 101297088

約数和(自身を除く): 29096063

約数列:

[1, 5, 13, 23, 25, 65, 115, 169, 299, 325, 575, 743, 845, 1495, 3715, 3887, 4225, 7475, 9659, 17089, 18575, 19435, 48295, 85445, 97175, 125567, 222157, 241475, 427225, 627835, 1110785, 2888041, 3139175, 5553925, 14440205, 72201025]

約数ペア:

[(1, 72201025), (5, 14440205), (13, 5553925), (23, 3139175), (25, 2888041), (65, 1110785), (115, 627835), (169, 427225), (299, 241475), (325, 222157), (575, 125567), (743, 97175), (845, 85445), (1495, 48295), (3715, 19435), (3887, 18575), (4225, 17089), (7475, 9659)]