31427520640

素因数分解:

$2^7\times 5^1\times {\mathrm{49105501}}^1$

素因数の和:49105520

約数の個数: 32

約数和(自身を含む): 75131418060

約数和(自身を除く): 43703897420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 49105501, 98211002, 196422004, 245527505, 392844008, 491055010, 785688016, 982110020, 1571376032, 1964220040, 3142752064, 3928440080, 6285504128, 7856880160, 15713760320, 31427520640]

約数ペア:

[(1, 31427520640), (2, 15713760320), (4, 7856880160), (5, 6285504128), (8, 3928440080), (10, 3142752064), (16, 1964220040), (20, 1571376032), (32, 982110020), (40, 785688016), (64, 491055010), (80, 392844008), (128, 245527505), (160, 196422004), (320, 98211002), (640, 49105501)]