81105540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{8293}}^1$

素因数の和:8468

約数の個数: 48

約数和(自身を含む): 228516288

約数和(自身を除く): 147410748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 8293, 9780, 16586, 24879, 33172, 41465, 49758, 82930, 99516, 124395, 165860, 248790, 497580, 1351759, 2703518, 4055277, 5407036, 6758795, 8110554, 13517590, 16221108, 20276385, 27035180, 40552770, 81105540]

約数ペア:

[(1, 81105540), (2, 40552770), (3, 27035180), (4, 20276385), (5, 16221108), (6, 13517590), (10, 8110554), (12, 6758795), (15, 5407036), (20, 4055277), (30, 2703518), (60, 1351759), (163, 497580), (326, 248790), (489, 165860), (652, 124395), (815, 99516), (978, 82930), (1630, 49758), (1956, 41465), (2445, 33172), (3260, 24879), (4890, 16586), (8293, 9780)]