81463184

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1433}}^1$

素因数の和:1488

約数の個数: 80

約数和(自身を含む): 192041280

約数和(自身を除く): 110578096

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 176, 187, 209, 272, 304, 323, 374, 418, 646, 748, 836, 1292, 1433, 1496, 1672, 2584, 2866, 2992, 3344, 3553, 5168, 5732, 7106, 11464, 14212, 15763, 22928, 24361, 27227, 28424, 31526, 48722, 54454, 56848, 63052, 97444, 108908, 126104, 194888, 217816, 252208, 267971, 299497, 389776, 435632, 462859, 535942, 598994, 925718, 1071884, 1197988, 1851436, 2143768, 2395976, 3702872, 4287536, 4791952, 5091449, 7405744, 10182898, 20365796, 40731592, 81463184]

約数ペア:

[(1, 81463184), (2, 40731592), (4, 20365796), (8, 10182898), (11, 7405744), (16, 5091449), (17, 4791952), (19, 4287536), (22, 3702872), (34, 2395976), (38, 2143768), (44, 1851436), (68, 1197988), (76, 1071884), (88, 925718), (136, 598994), (152, 535942), (176, 462859), (187, 435632), (209, 389776), (272, 299497), (304, 267971), (323, 252208), (374, 217816), (418, 194888), (646, 126104), (748, 108908), (836, 97444), (1292, 63052), (1433, 56848), (1496, 54454), (1672, 48722), (2584, 31526), (2866, 28424), (2992, 27227), (3344, 24361), (3553, 22928), (5168, 15763), (5732, 14212), (7106, 11464)]