54213040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{739}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 145347840

約数和(自身を除く): 91134800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 739, 917, 1048, 1310, 1478, 1834, 2096, 2620, 2956, 3668, 3695, 4585, 5173, 5240, 5912, 7336, 7390, 9170, 10346, 10480, 11824, 14672, 14780, 18340, 20692, 25865, 29560, 36680, 41384, 51730, 59120, 73360, 82768, 96809, 103460, 193618, 206920, 387236, 413840, 484045, 677663, 774472, 968090, 1355326, 1548944, 1936180, 2710652, 3388315, 3872360, 5421304, 6776630, 7744720, 10842608, 13553260, 27106520, 54213040]

約数ペア:

[(1, 54213040), (2, 27106520), (4, 13553260), (5, 10842608), (7, 7744720), (8, 6776630), (10, 5421304), (14, 3872360), (16, 3388315), (20, 2710652), (28, 1936180), (35, 1548944), (40, 1355326), (56, 968090), (70, 774472), (80, 677663), (112, 484045), (131, 413840), (140, 387236), (262, 206920), (280, 193618), (524, 103460), (560, 96809), (655, 82768), (739, 73360), (917, 59120), (1048, 51730), (1310, 41384), (1478, 36680), (1834, 29560), (2096, 25865), (2620, 20692), (2956, 18340), (3668, 14780), (3695, 14672), (4585, 11824), (5173, 10480), (5240, 10346), (5912, 9170), (7336, 7390)]