87690070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{1069}}^1$

素因数の和:1720

約数の個数: 32

約数和(自身を含む): 170412480

約数和(自身を除く): 82722410

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 631, 1069, 1262, 2138, 3155, 5345, 6310, 8203, 10690, 13897, 16406, 27794, 41015, 69485, 82030, 138970, 674539, 1349078, 3372695, 6745390, 8769007, 17538014, 43845035, 87690070]

約数ペア:

[(1, 87690070), (2, 43845035), (5, 17538014), (10, 8769007), (13, 6745390), (26, 3372695), (65, 1349078), (130, 674539), (631, 138970), (1069, 82030), (1262, 69485), (2138, 41015), (3155, 27794), (5345, 16406), (6310, 13897), (8203, 10690)]