66862020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65551}}^1$

素因数の和:65580

約数の個数: 48

約数和(自身を含む): 198229248

約数和(自身を除く): 131367228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 65551, 131102, 196653, 262204, 327755, 393306, 655510, 786612, 983265, 1114367, 1311020, 1966530, 2228734, 3343101, 3933060, 4457468, 5571835, 6686202, 11143670, 13372404, 16715505, 22287340, 33431010, 66862020]

約数ペア:

[(1, 66862020), (2, 33431010), (3, 22287340), (4, 16715505), (5, 13372404), (6, 11143670), (10, 6686202), (12, 5571835), (15, 4457468), (17, 3933060), (20, 3343101), (30, 2228734), (34, 1966530), (51, 1311020), (60, 1114367), (68, 983265), (85, 786612), (102, 655510), (170, 393306), (204, 327755), (255, 262204), (340, 196653), (510, 131102), (1020, 65551)]