2549712676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:262

約数の個数: 144

約数和(自身を含む): 5680496640

約数和(自身を除く): 3130783964

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 79, 103, 124, 133, 158, 206, 217, 266, 316, 361, 412, 434, 532, 553, 589, 721, 722, 868, 1106, 1178, 1442, 1444, 1501, 1957, 2212, 2356, 2449, 2527, 2884, 3002, 3193, 3914, 4123, 4898, 5054, 6004, 6386, 7828, 8137, 8246, 9796, 10108, 10507, 11191, 12772, 13699, 16274, 16492, 17143, 21014, 22351, 22382, 27398, 28519, 32548, 34286, 37183, 42028, 44702, 44764, 46531, 54796, 56959, 57038, 60667, 68572, 74366, 78337, 89404, 93062, 113918, 114076, 121334, 148732, 154603, 156674, 186124, 199633, 227836, 242668, 252247, 260281, 309206, 313348, 325717, 399266, 424669, 504494, 520562, 618412, 651434, 798532, 849338, 884089, 1008988, 1041124, 1082221, 1152673, 1302868, 1698676, 1765729, 1768178, 2164442, 2305346, 2937457, 3531458, 3536356, 4328884, 4610692, 4792693, 5874914, 6188623, 7062916, 8068711, 9585386, 11749828, 12377246, 16137422, 19170772, 20562199, 24754492, 32274844, 33548851, 41124398, 67097702, 82248796, 91061167, 134195404, 182122334, 364244668, 637428169, 1274856338, 2549712676]

約数ペア:

[(1, 2549712676), (2, 1274856338), (4, 637428169), (7, 364244668), (14, 182122334), (19, 134195404), (28, 91061167), (31, 82248796), (38, 67097702), (62, 41124398), (76, 33548851), (79, 32274844), (103, 24754492), (124, 20562199), (133, 19170772), (158, 16137422), (206, 12377246), (217, 11749828), (266, 9585386), (316, 8068711), (361, 7062916), (412, 6188623), (434, 5874914), (532, 4792693), (553, 4610692), (589, 4328884), (721, 3536356), (722, 3531458), (868, 2937457), (1106, 2305346), (1178, 2164442), (1442, 1768178), (1444, 1765729), (1501, 1698676), (1957, 1302868), (2212, 1152673), (2356, 1082221), (2449, 1041124), (2527, 1008988), (2884, 884089), (3002, 849338), (3193, 798532), (3914, 651434), (4123, 618412), (4898, 520562), (5054, 504494), (6004, 424669), (6386, 399266), (7828, 325717), (8137, 313348), (8246, 309206), (9796, 260281), (10108, 252247), (10507, 242668), (11191, 227836), (12772, 199633), (13699, 186124), (16274, 156674), (16492, 154603), (17143, 148732), (21014, 121334), (22351, 114076), (22382, 113918), (27398, 93062), (28519, 89404), (32548, 78337), (34286, 74366), (37183, 68572), (42028, 60667), (44702, 57038), (44764, 56959), (46531, 54796)]