77581280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:748

約数の個数: 96

約数和(自身を含む): 211667904

約数和(自身を除く): 134086624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 113, 140, 160, 224, 226, 280, 452, 560, 565, 613, 791, 904, 1120, 1130, 1226, 1582, 1808, 2260, 2452, 3065, 3164, 3616, 3955, 4291, 4520, 4904, 6130, 6328, 7910, 8582, 9040, 9808, 12260, 12656, 15820, 17164, 18080, 19616, 21455, 24520, 25312, 31640, 34328, 42910, 49040, 63280, 68656, 69269, 85820, 98080, 126560, 137312, 138538, 171640, 277076, 343280, 346345, 484883, 554152, 686560, 692690, 969766, 1108304, 1385380, 1939532, 2216608, 2424415, 2770760, 3879064, 4848830, 5541520, 7758128, 9697660, 11083040, 15516256, 19395320, 38790640, 77581280]

約数ペア:

[(1, 77581280), (2, 38790640), (4, 19395320), (5, 15516256), (7, 11083040), (8, 9697660), (10, 7758128), (14, 5541520), (16, 4848830), (20, 3879064), (28, 2770760), (32, 2424415), (35, 2216608), (40, 1939532), (56, 1385380), (70, 1108304), (80, 969766), (112, 692690), (113, 686560), (140, 554152), (160, 484883), (224, 346345), (226, 343280), (280, 277076), (452, 171640), (560, 138538), (565, 137312), (613, 126560), (791, 98080), (904, 85820), (1120, 69269), (1130, 68656), (1226, 63280), (1582, 49040), (1808, 42910), (2260, 34328), (2452, 31640), (3065, 25312), (3164, 24520), (3616, 21455), (3955, 19616), (4291, 18080), (4520, 17164), (4904, 15820), (6130, 12656), (6328, 12260), (7910, 9808), (8582, 9040)]