171663280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{126223}}^1$

素因数の和:126253

約数の個数: 40

約数和(自身を含む): 422597952

約数和(自身を除く): 250934672

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 126223, 252446, 504892, 631115, 1009784, 1262230, 2019568, 2145791, 2524460, 4291582, 5048920, 8583164, 10097840, 10728955, 17166328, 21457910, 34332656, 42915820, 85831640, 171663280]

約数ペア:

[(1, 171663280), (2, 85831640), (4, 42915820), (5, 34332656), (8, 21457910), (10, 17166328), (16, 10728955), (17, 10097840), (20, 8583164), (34, 5048920), (40, 4291582), (68, 2524460), (80, 2145791), (85, 2019568), (136, 1262230), (170, 1009784), (272, 631115), (340, 504892), (680, 252446), (1360, 126223)]