78690950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{121063}}^1$

素因数の和:121088

約数の個数: 24

約数和(自身を含む): 157625328

約数和(自身を除く): 78934378

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 121063, 242126, 605315, 1210630, 1573819, 3026575, 3147638, 6053150, 7869095, 15738190, 39345475, 78690950]

約数ペア:

[(1, 78690950), (2, 39345475), (5, 15738190), (10, 7869095), (13, 6053150), (25, 3147638), (26, 3026575), (50, 1573819), (65, 1210630), (130, 605315), (325, 242126), (650, 121063)]