64465245

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{419}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 121080960

約数和(自身を除く): 56615715

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 263, 419, 585, 789, 1257, 1315, 2095, 2367, 3419, 3771, 3945, 5447, 6285, 10257, 11835, 16341, 17095, 18855, 27235, 30771, 49023, 51285, 81705, 110197, 153855, 245115, 330591, 550985, 991773, 1432561, 1652955, 4297683, 4958865, 7162805, 12893049, 21488415, 64465245]

約数ペア:

[(1, 64465245), (3, 21488415), (5, 12893049), (9, 7162805), (13, 4958865), (15, 4297683), (39, 1652955), (45, 1432561), (65, 991773), (117, 550985), (195, 330591), (263, 245115), (419, 153855), (585, 110197), (789, 81705), (1257, 51285), (1315, 49023), (2095, 30771), (2367, 27235), (3419, 18855), (3771, 17095), (3945, 16341), (5447, 11835), (6285, 10257)]