66494140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{877}}^1$

素因数の和:1126

約数の個数: 48

約数和(自身を含む): 148684032

約数和(自身を除く): 82189892

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 223, 340, 446, 877, 892, 1115, 1754, 2230, 3508, 3791, 4385, 4460, 7582, 8770, 14909, 15164, 17540, 18955, 29818, 37910, 59636, 74545, 75820, 149090, 195571, 298180, 391142, 782284, 977855, 1955710, 3324707, 3911420, 6649414, 13298828, 16623535, 33247070, 66494140]

約数ペア:

[(1, 66494140), (2, 33247070), (4, 16623535), (5, 13298828), (10, 6649414), (17, 3911420), (20, 3324707), (34, 1955710), (68, 977855), (85, 782284), (170, 391142), (223, 298180), (340, 195571), (446, 149090), (877, 75820), (892, 74545), (1115, 59636), (1754, 37910), (2230, 29818), (3508, 18955), (3791, 17540), (4385, 15164), (4460, 14909), (7582, 8770)]