259668064

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2423}}^1$

素因数の和:2647

約数の個数: 48

約数和(自身を含む): 544265568

約数和(自身を除く): 284597504

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 197, 272, 394, 544, 788, 1576, 2423, 3152, 3349, 4846, 6304, 6698, 9692, 13396, 19384, 26792, 38768, 41191, 53584, 77536, 82382, 107168, 164764, 329528, 477331, 659056, 954662, 1318112, 1909324, 3818648, 7637296, 8114627, 15274592, 16229254, 32458508, 64917016, 129834032, 259668064]

約数ペア:

[(1, 259668064), (2, 129834032), (4, 64917016), (8, 32458508), (16, 16229254), (17, 15274592), (32, 8114627), (34, 7637296), (68, 3818648), (136, 1909324), (197, 1318112), (272, 954662), (394, 659056), (544, 477331), (788, 329528), (1576, 164764), (2423, 107168), (3152, 82382), (3349, 77536), (4846, 53584), (6304, 41191), (6698, 38768), (9692, 26792), (13396, 19384)]