66972368

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 142490880

約数和(自身を除く): 75518512

約数列:

[1, 2, 4, 8, 16, 29, 37, 47, 58, 74, 83, 94, 116, 148, 166, 188, 232, 296, 332, 376, 464, 592, 664, 752, 1073, 1328, 1363, 1739, 2146, 2407, 2726, 3071, 3478, 3901, 4292, 4814, 5452, 6142, 6956, 7802, 8584, 9628, 10904, 12284, 13912, 15604, 17168, 19256, 21808, 24568, 27824, 31208, 38512, 49136, 50431, 62416, 89059, 100862, 113129, 144337, 178118, 201724, 226258, 288674, 356236, 403448, 452516, 577348, 712472, 806896, 905032, 1154696, 1424944, 1810064, 2309392, 4185773, 8371546, 16743092, 33486184, 66972368]

約数ペア:

[(1, 66972368), (2, 33486184), (4, 16743092), (8, 8371546), (16, 4185773), (29, 2309392), (37, 1810064), (47, 1424944), (58, 1154696), (74, 905032), (83, 806896), (94, 712472), (116, 577348), (148, 452516), (166, 403448), (188, 356236), (232, 288674), (296, 226258), (332, 201724), (376, 178118), (464, 144337), (592, 113129), (664, 100862), (752, 89059), (1073, 62416), (1328, 50431), (1363, 49136), (1739, 38512), (2146, 31208), (2407, 27824), (2726, 24568), (3071, 21808), (3478, 19256), (3901, 17168), (4292, 15604), (4814, 13912), (5452, 12284), (6142, 10904), (6956, 9628), (7802, 8584)]