64573280

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2113}}^1$

素因数の和:2319

約数の個数: 48

約数和(自身を含む): 153425664

約数和(自身を除く): 88852384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 764, 955, 1528, 1910, 2113, 3056, 3820, 4226, 6112, 7640, 8452, 10565, 15280, 16904, 21130, 30560, 33808, 42260, 67616, 84520, 169040, 338080, 403583, 807166, 1614332, 2017915, 3228664, 4035830, 6457328, 8071660, 12914656, 16143320, 32286640, 64573280]

約数ペア:

[(1, 64573280), (2, 32286640), (4, 16143320), (5, 12914656), (8, 8071660), (10, 6457328), (16, 4035830), (20, 3228664), (32, 2017915), (40, 1614332), (80, 807166), (160, 403583), (191, 338080), (382, 169040), (764, 84520), (955, 67616), (1528, 42260), (1910, 33808), (2113, 30560), (3056, 21130), (3820, 16904), (4226, 15280), (6112, 10565), (7640, 8452)]