64557808

素因数分解:

$2^4\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5387}}^1$

素因数の和:5509

約数の個数: 40

約数和(自身を含む): 144312192

約数和(自身を除く): 79754384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 107, 112, 214, 428, 749, 856, 1498, 1712, 2996, 5387, 5992, 10774, 11984, 21548, 37709, 43096, 75418, 86192, 150836, 301672, 576409, 603344, 1152818, 2305636, 4034863, 4611272, 8069726, 9222544, 16139452, 32278904, 64557808]

約数ペア:

[(1, 64557808), (2, 32278904), (4, 16139452), (7, 9222544), (8, 8069726), (14, 4611272), (16, 4034863), (28, 2305636), (56, 1152818), (107, 603344), (112, 576409), (214, 301672), (428, 150836), (749, 86192), (856, 75418), (1498, 43096), (1712, 37709), (2996, 21548), (5387, 11984), (5992, 10774)]