66264560

素因数分解:

$2^4\times 5^1\times {\mathrm{463}}^1\times {\mathrm{1789}}^1$

素因数の和:2265

約数の個数: 40

約数和(自身を含む): 154484160

約数和(自身を除く): 88219600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 463, 926, 1789, 1852, 2315, 3578, 3704, 4630, 7156, 7408, 8945, 9260, 14312, 17890, 18520, 28624, 35780, 37040, 71560, 143120, 828307, 1656614, 3313228, 4141535, 6626456, 8283070, 13252912, 16566140, 33132280, 66264560]

約数ペア:

[(1, 66264560), (2, 33132280), (4, 16566140), (5, 13252912), (8, 8283070), (10, 6626456), (16, 4141535), (20, 3313228), (40, 1656614), (80, 828307), (463, 143120), (926, 71560), (1789, 37040), (1852, 35780), (2315, 28624), (3578, 18520), (3704, 17890), (4630, 14312), (7156, 9260), (7408, 8945)]