80716660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{773}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 177883776

約数和(自身を除く): 97167116

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 227, 230, 454, 460, 773, 908, 1135, 1546, 2270, 3092, 3865, 4540, 5221, 7730, 10442, 15460, 17779, 20884, 26105, 35558, 52210, 71116, 88895, 104420, 175471, 177790, 350942, 355580, 701884, 877355, 1754710, 3509420, 4035833, 8071666, 16143332, 20179165, 40358330, 80716660]

約数ペア:

[(1, 80716660), (2, 40358330), (4, 20179165), (5, 16143332), (10, 8071666), (20, 4035833), (23, 3509420), (46, 1754710), (92, 877355), (115, 701884), (227, 355580), (230, 350942), (454, 177790), (460, 175471), (773, 104420), (908, 88895), (1135, 71116), (1546, 52210), (2270, 35558), (3092, 26105), (3865, 20884), (4540, 17779), (5221, 15460), (7730, 10442)]