81630835

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 118244448

約数和(自身を除く): 36613613

約数列:

[1, 5, 11, 13, 55, 65, 97, 107, 121, 143, 485, 535, 605, 715, 1067, 1177, 1261, 1391, 1573, 5335, 5885, 6305, 6955, 7865, 10379, 11737, 12947, 13871, 15301, 51895, 58685, 64735, 69355, 76505, 114169, 134927, 152581, 168311, 570845, 674635, 762905, 841555, 1255859, 1484197, 6279295, 7420985, 16326167, 81630835]

約数ペア:

[(1, 81630835), (5, 16326167), (11, 7420985), (13, 6279295), (55, 1484197), (65, 1255859), (97, 841555), (107, 762905), (121, 674635), (143, 570845), (485, 168311), (535, 152581), (605, 134927), (715, 114169), (1067, 76505), (1177, 69355), (1261, 64735), (1391, 58685), (1573, 51895), (5335, 15301), (5885, 13871), (6305, 12947), (6955, 11737), (7865, 10379)]