2563005

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:90

約数の個数: 48

約数和(自身を含む): 4777920

約数和(自身を除く): 2214915

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 95, 115, 255, 285, 323, 345, 391, 437, 529, 969, 1173, 1311, 1587, 1615, 1955, 2185, 2645, 4845, 5865, 6555, 7429, 7935, 8993, 10051, 22287, 26979, 30153, 37145, 44965, 50255, 111435, 134895, 150765, 170867, 512601, 854335, 2563005]

約数ペア:

[(1, 2563005), (3, 854335), (5, 512601), (15, 170867), (17, 150765), (19, 134895), (23, 111435), (51, 50255), (57, 44965), (69, 37145), (85, 30153), (95, 26979), (115, 22287), (255, 10051), (285, 8993), (323, 7935), (345, 7429), (391, 6555), (437, 5865), (529, 4845), (969, 2645), (1173, 2185), (1311, 1955), (1587, 1615)]