66507568

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{821}}^1$

素因数の和:973

約数の個数: 40

約数和(自身を含む): 132710256

約数和(自身を除く): 66202688

約数列:

[1, 2, 4, 8, 16, 61, 83, 122, 166, 244, 332, 488, 664, 821, 976, 1328, 1642, 3284, 5063, 6568, 10126, 13136, 20252, 40504, 50081, 68143, 81008, 100162, 136286, 200324, 272572, 400648, 545144, 801296, 1090288, 4156723, 8313446, 16626892, 33253784, 66507568]

約数ペア:

[(1, 66507568), (2, 33253784), (4, 16626892), (8, 8313446), (16, 4156723), (61, 1090288), (83, 801296), (122, 545144), (166, 400648), (244, 272572), (332, 200324), (488, 136286), (664, 100162), (821, 81008), (976, 68143), (1328, 50081), (1642, 40504), (3284, 20252), (5063, 13136), (6568, 10126)]