64555970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{433}}^1\times {\mathrm{877}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 123460848

約数和(自身を除く): 58904878

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 433, 866, 877, 1754, 2165, 4330, 4385, 7361, 8770, 14722, 14909, 29818, 36805, 73610, 74545, 149090, 379741, 759482, 1898705, 3797410, 6455597, 12911194, 32277985, 64555970]

約数ペア:

[(1, 64555970), (2, 32277985), (5, 12911194), (10, 6455597), (17, 3797410), (34, 1898705), (85, 759482), (170, 379741), (433, 149090), (866, 74545), (877, 73610), (1754, 36805), (2165, 29818), (4330, 14909), (4385, 14722), (7361, 8770)]