66702890

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{2543}}^1$

素因数の和:2654

約数の個数: 32

約数和(自身を含む): 124920576

約数和(自身を除く): 58217686

約数列:

[1, 2, 5, 10, 43, 61, 86, 122, 215, 305, 430, 610, 2543, 2623, 5086, 5246, 12715, 13115, 25430, 26230, 109349, 155123, 218698, 310246, 546745, 775615, 1093490, 1551230, 6670289, 13340578, 33351445, 66702890]

約数ペア:

[(1, 66702890), (2, 33351445), (5, 13340578), (10, 6670289), (43, 1551230), (61, 1093490), (86, 775615), (122, 546745), (215, 310246), (305, 218698), (430, 155123), (610, 109349), (2543, 26230), (2623, 25430), (5086, 13115), (5246, 12715)]