81386272

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 188939520

約数和(自身を除く): 107553248

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 43, 44, 76, 86, 88, 152, 172, 176, 209, 283, 304, 344, 352, 418, 473, 566, 608, 688, 817, 836, 946, 1132, 1376, 1634, 1672, 1892, 2264, 3113, 3268, 3344, 3784, 4528, 5377, 6226, 6536, 6688, 7568, 8987, 9056, 10754, 12169, 12452, 13072, 15136, 17974, 21508, 24338, 24904, 26144, 35948, 43016, 48676, 49808, 59147, 71896, 86032, 97352, 99616, 118294, 133859, 143792, 172064, 194704, 231211, 236588, 267718, 287584, 389408, 462422, 473176, 535436, 924844, 946352, 1070872, 1849688, 1892704, 2141744, 2543321, 3699376, 4283488, 5086642, 7398752, 10173284, 20346568, 40693136, 81386272]

約数ペア:

[(1, 81386272), (2, 40693136), (4, 20346568), (8, 10173284), (11, 7398752), (16, 5086642), (19, 4283488), (22, 3699376), (32, 2543321), (38, 2141744), (43, 1892704), (44, 1849688), (76, 1070872), (86, 946352), (88, 924844), (152, 535436), (172, 473176), (176, 462422), (209, 389408), (283, 287584), (304, 267718), (344, 236588), (352, 231211), (418, 194704), (473, 172064), (566, 143792), (608, 133859), (688, 118294), (817, 99616), (836, 97352), (946, 86032), (1132, 71896), (1376, 59147), (1634, 49808), (1672, 48676), (1892, 43016), (2264, 35948), (3113, 26144), (3268, 24904), (3344, 24338), (3784, 21508), (4528, 17974), (5377, 15136), (6226, 13072), (6536, 12452), (6688, 12169), (7568, 10754), (8987, 9056)]