138503248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 80

約数和(自身を含む): 300762000

約数和(自身を除く): 162258752

約数列:

[1, 2, 4, 8, 13, 16, 26, 41, 52, 82, 104, 109, 149, 164, 208, 218, 298, 328, 436, 533, 596, 656, 872, 1066, 1192, 1417, 1744, 1937, 2132, 2384, 2834, 3874, 4264, 4469, 5668, 6109, 7748, 8528, 8938, 11336, 12218, 15496, 16241, 17876, 22672, 24436, 30992, 32482, 35752, 48872, 58097, 64964, 71504, 79417, 97744, 116194, 129928, 158834, 211133, 232388, 259856, 317668, 422266, 464776, 635336, 665881, 844532, 929552, 1270672, 1331762, 1689064, 2663524, 3378128, 5327048, 8656453, 10654096, 17312906, 34625812, 69251624, 138503248]

約数ペア:

[(1, 138503248), (2, 69251624), (4, 34625812), (8, 17312906), (13, 10654096), (16, 8656453), (26, 5327048), (41, 3378128), (52, 2663524), (82, 1689064), (104, 1331762), (109, 1270672), (149, 929552), (164, 844532), (208, 665881), (218, 635336), (298, 464776), (328, 422266), (436, 317668), (533, 259856), (596, 232388), (656, 211133), (872, 158834), (1066, 129928), (1192, 116194), (1417, 97744), (1744, 79417), (1937, 71504), (2132, 64964), (2384, 58097), (2834, 48872), (3874, 35752), (4264, 32482), (4469, 30992), (5668, 24436), (6109, 22672), (7748, 17876), (8528, 16241), (8938, 15496), (11336, 12218)]