68652740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{3719}}^1$

素因数の和:3812

約数の個数: 48

約数和(自身を含む): 157489920

約数和(自身を除く): 88837180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 3692, 3719, 4615, 7438, 9230, 14876, 18460, 18595, 37190, 48347, 74380, 96694, 193388, 241735, 264049, 483470, 528098, 966940, 1056196, 1320245, 2640490, 3432637, 5280980, 6865274, 13730548, 17163185, 34326370, 68652740]

約数ペア:

[(1, 68652740), (2, 34326370), (4, 17163185), (5, 13730548), (10, 6865274), (13, 5280980), (20, 3432637), (26, 2640490), (52, 1320245), (65, 1056196), (71, 966940), (130, 528098), (142, 483470), (260, 264049), (284, 241735), (355, 193388), (710, 96694), (923, 74380), (1420, 48347), (1846, 37190), (3692, 18595), (3719, 18460), (4615, 14876), (7438, 9230)]