64975792

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8171}}^1$

素因数の和:8257

約数の個数: 40

約数和(自身を含む): 145919232

約数和(自身を除く): 80943440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 142, 284, 497, 568, 994, 1136, 1988, 3976, 7952, 8171, 16342, 32684, 57197, 65368, 114394, 130736, 228788, 457576, 580141, 915152, 1160282, 2320564, 4060987, 4641128, 8121974, 9282256, 16243948, 32487896, 64975792]

約数ペア:

[(1, 64975792), (2, 32487896), (4, 16243948), (7, 9282256), (8, 8121974), (14, 4641128), (16, 4060987), (28, 2320564), (56, 1160282), (71, 915152), (112, 580141), (142, 457576), (284, 228788), (497, 130736), (568, 114394), (994, 65368), (1136, 57197), (1988, 32684), (3976, 16342), (7952, 8171)]