63760040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{16433}}^1$

素因数の和:16541

約数の個数: 32

約数和(自身を含む): 144947880

約数和(自身を除く): 81187840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 16433, 32866, 65732, 82165, 131464, 164330, 328660, 657320, 1594001, 3188002, 6376004, 7970005, 12752008, 15940010, 31880020, 63760040]

約数ペア:

[(1, 63760040), (2, 31880020), (4, 15940010), (5, 12752008), (8, 7970005), (10, 6376004), (20, 3188002), (40, 1594001), (97, 657320), (194, 328660), (388, 164330), (485, 131464), (776, 82165), (970, 65732), (1940, 32866), (3880, 16433)]