81092380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12553}}^1$

素因数の和:12598

約数の個数: 48

約数和(自身を含む): 189816480

約数和(自身を除く): 108724100

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 12553, 25106, 50212, 62765, 125530, 213401, 238507, 251060, 426802, 477014, 853604, 954028, 1067005, 1192535, 2134010, 2385070, 4054619, 4268020, 4770140, 8109238, 16218476, 20273095, 40546190, 81092380]

約数ペア:

[(1, 81092380), (2, 40546190), (4, 20273095), (5, 16218476), (10, 8109238), (17, 4770140), (19, 4268020), (20, 4054619), (34, 2385070), (38, 2134010), (68, 1192535), (76, 1067005), (85, 954028), (95, 853604), (170, 477014), (190, 426802), (323, 251060), (340, 238507), (380, 213401), (646, 125530), (1292, 62765), (1615, 50212), (3230, 25106), (6460, 12553)]