65640170

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 120605760

約数和(自身を除く): 54965590

約数列:

[1, 2, 5, 10, 89, 131, 178, 262, 445, 563, 655, 890, 1126, 1310, 2815, 5630, 11659, 23318, 50107, 58295, 73753, 100214, 116590, 147506, 250535, 368765, 501070, 737530, 6564017, 13128034, 32820085, 65640170]

約数ペア:

[(1, 65640170), (2, 32820085), (5, 13128034), (10, 6564017), (89, 737530), (131, 501070), (178, 368765), (262, 250535), (445, 147506), (563, 116590), (655, 100214), (890, 73753), (1126, 58295), (1310, 50107), (2815, 23318), (5630, 11659)]