80971548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{3557}}^1$

素因数の和:3842

約数の個数: 48

約数和(自身を含む): 216781824

約数和(自身を除く): 135810276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 271, 542, 813, 1084, 1626, 1897, 3252, 3557, 3794, 5691, 7114, 7588, 10671, 11382, 14228, 21342, 22764, 24899, 42684, 49798, 74697, 99596, 149394, 298788, 963947, 1927894, 2891841, 3855788, 5783682, 6747629, 11567364, 13495258, 20242887, 26990516, 40485774, 80971548]

約数ペア:

[(1, 80971548), (2, 40485774), (3, 26990516), (4, 20242887), (6, 13495258), (7, 11567364), (12, 6747629), (14, 5783682), (21, 3855788), (28, 2891841), (42, 1927894), (84, 963947), (271, 298788), (542, 149394), (813, 99596), (1084, 74697), (1626, 49798), (1897, 42684), (3252, 24899), (3557, 22764), (3794, 21342), (5691, 14228), (7114, 11382), (7588, 10671)]