64544368

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:667

約数の個数: 80

約数和(自身を含む): 153760000

約数和(自身を除く): 89215632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 49, 56, 76, 98, 112, 133, 152, 196, 266, 304, 343, 392, 532, 619, 686, 784, 931, 1064, 1238, 1372, 1862, 2128, 2476, 2744, 3724, 4333, 4952, 5488, 6517, 7448, 8666, 9904, 11761, 13034, 14896, 17332, 23522, 26068, 30331, 34664, 47044, 52136, 60662, 69328, 82327, 94088, 104272, 121324, 164654, 188176, 212317, 242648, 329308, 424634, 485296, 576289, 658616, 849268, 1152578, 1317232, 1698536, 2305156, 3397072, 4034023, 4610312, 8068046, 9220624, 16136092, 32272184, 64544368]

約数ペア:

[(1, 64544368), (2, 32272184), (4, 16136092), (7, 9220624), (8, 8068046), (14, 4610312), (16, 4034023), (19, 3397072), (28, 2305156), (38, 1698536), (49, 1317232), (56, 1152578), (76, 849268), (98, 658616), (112, 576289), (133, 485296), (152, 424634), (196, 329308), (266, 242648), (304, 212317), (343, 188176), (392, 164654), (532, 121324), (619, 104272), (686, 94088), (784, 82327), (931, 69328), (1064, 60662), (1238, 52136), (1372, 47044), (1862, 34664), (2128, 30331), (2476, 26068), (2744, 23522), (3724, 17332), (4333, 14896), (4952, 13034), (5488, 11761), (6517, 9904), (7448, 8666)]