68004760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1031}}^1$

素因数の和:1156

約数の個数: 64

約数和(自身を含む): 163840320

約数和(自身を除く): 95835560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 970, 1031, 1649, 1940, 2062, 3298, 3880, 4124, 5155, 6596, 8245, 8248, 10310, 13192, 16490, 17527, 20620, 32980, 35054, 41240, 65960, 70108, 87635, 100007, 140216, 175270, 200014, 350540, 400028, 500035, 701080, 800056, 1000070, 1700119, 2000140, 3400238, 4000280, 6800476, 8500595, 13600952, 17001190, 34002380, 68004760]

約数ペア:

[(1, 68004760), (2, 34002380), (4, 17001190), (5, 13600952), (8, 8500595), (10, 6800476), (17, 4000280), (20, 3400238), (34, 2000140), (40, 1700119), (68, 1000070), (85, 800056), (97, 701080), (136, 500035), (170, 400028), (194, 350540), (340, 200014), (388, 175270), (485, 140216), (680, 100007), (776, 87635), (970, 70108), (1031, 65960), (1649, 41240), (1940, 35054), (2062, 32980), (3298, 20620), (3880, 17527), (4124, 16490), (5155, 13192), (6596, 10310), (8245, 8248)]