39400144

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:228

約数の個数: 80

約数和(自身を含む): 91025920

約数和(自身を除く): 51625776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 73, 79, 112, 122, 146, 158, 244, 292, 316, 427, 488, 511, 553, 584, 632, 854, 976, 1022, 1106, 1168, 1264, 1708, 2044, 2212, 3416, 4088, 4424, 4453, 4819, 5767, 6832, 8176, 8848, 8906, 9638, 11534, 17812, 19276, 23068, 31171, 33733, 35624, 38552, 40369, 46136, 62342, 67466, 71248, 77104, 80738, 92272, 124684, 134932, 161476, 249368, 269864, 322952, 351787, 498736, 539728, 645904, 703574, 1407148, 2462509, 2814296, 4925018, 5628592, 9850036, 19700072, 39400144]

約数ペア:

[(1, 39400144), (2, 19700072), (4, 9850036), (7, 5628592), (8, 4925018), (14, 2814296), (16, 2462509), (28, 1407148), (56, 703574), (61, 645904), (73, 539728), (79, 498736), (112, 351787), (122, 322952), (146, 269864), (158, 249368), (244, 161476), (292, 134932), (316, 124684), (427, 92272), (488, 80738), (511, 77104), (553, 71248), (584, 67466), (632, 62342), (854, 46136), (976, 40369), (1022, 38552), (1106, 35624), (1168, 33733), (1264, 31171), (1708, 23068), (2044, 19276), (2212, 17812), (3416, 11534), (4088, 9638), (4424, 8906), (4453, 8848), (4819, 8176), (5767, 6832)]