39242144

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:170

約数の個数: 72

約数和(自身を含む): 84490560

約数和(自身を除く): 45248416

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 76, 79, 86, 152, 158, 172, 304, 316, 344, 361, 608, 632, 688, 722, 817, 1264, 1376, 1444, 1501, 1634, 2528, 2888, 3002, 3268, 3397, 5776, 6004, 6536, 6794, 11552, 12008, 13072, 13588, 15523, 24016, 26144, 27176, 28519, 31046, 48032, 54352, 57038, 62092, 64543, 108704, 114076, 124184, 129086, 228152, 248368, 258172, 456304, 496736, 516344, 912608, 1032688, 1226317, 2065376, 2452634, 4905268, 9810536, 19621072, 39242144]

約数ペア:

[(1, 39242144), (2, 19621072), (4, 9810536), (8, 4905268), (16, 2452634), (19, 2065376), (32, 1226317), (38, 1032688), (43, 912608), (76, 516344), (79, 496736), (86, 456304), (152, 258172), (158, 248368), (172, 228152), (304, 129086), (316, 124184), (344, 114076), (361, 108704), (608, 64543), (632, 62092), (688, 57038), (722, 54352), (817, 48032), (1264, 31046), (1376, 28519), (1444, 27176), (1501, 26144), (1634, 24016), (2528, 15523), (2888, 13588), (3002, 13072), (3268, 12008), (3397, 11552), (5776, 6794), (6004, 6536)]