677120.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{69109}}^1$

素因数の和:69133

約数の個数: 32

約数和(自身を含む): 87078600

約数和(自身を除く): 51141920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 69109, 138218, 276436, 345545, 552872, 691090, 898417, 1382180, 1796834, 2764360, 3593668, 4492085, 7187336, 8984170, 17968340, 35936680]

約数ペア:

[(1, 35936680), (2, 17968340), (4, 8984170), (5, 7187336), (8, 4492085), (10, 3593668), (13, 2764360), (20, 1796834), (26, 1382180), (40, 898417), (52, 691090), (65, 552872), (104, 345545), (130, 276436), (260, 138218), (520, 69109)]