8049331540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{54631}}^1$

素因数の和:54832

約数の個数: 48

約数和(自身を含む): 17346752640

約数和(自身を除く): 9297421100

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 139, 212, 265, 278, 530, 556, 695, 1060, 1390, 2780, 7367, 14734, 29468, 36835, 54631, 73670, 109262, 147340, 218524, 273155, 546310, 1092620, 2895443, 5790886, 7593709, 11581772, 14477215, 15187418, 28954430, 30374836, 37968545, 57908860, 75937090, 151874180, 402466577, 804933154, 1609866308, 2012332885, 4024665770, 8049331540]

約数ペア:

[(1, 8049331540), (2, 4024665770), (4, 2012332885), (5, 1609866308), (10, 804933154), (20, 402466577), (53, 151874180), (106, 75937090), (139, 57908860), (212, 37968545), (265, 30374836), (278, 28954430), (530, 15187418), (556, 14477215), (695, 11581772), (1060, 7593709), (1390, 5790886), (2780, 2895443), (7367, 1092620), (14734, 546310), (29468, 273155), (36835, 218524), (54631, 147340), (73670, 109262)]