71775825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{241}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 137196576

約数和(自身を除く): 65420751

約数列:

[1, 3, 5, 11, 15, 19, 25, 33, 55, 57, 75, 95, 165, 209, 241, 275, 285, 361, 475, 627, 723, 825, 1045, 1083, 1205, 1425, 1805, 2651, 3135, 3615, 3971, 4579, 5225, 5415, 6025, 7953, 9025, 11913, 13255, 13737, 15675, 18075, 19855, 22895, 27075, 39765, 50369, 59565, 66275, 68685, 87001, 99275, 114475, 151107, 198825, 251845, 261003, 297825, 343425, 435005, 755535, 957011, 1259225, 1305015, 2175025, 2871033, 3777675, 4785055, 6525075, 14355165, 23925275, 71775825]

約数ペア:

[(1, 71775825), (3, 23925275), (5, 14355165), (11, 6525075), (15, 4785055), (19, 3777675), (25, 2871033), (33, 2175025), (55, 1305015), (57, 1259225), (75, 957011), (95, 755535), (165, 435005), (209, 343425), (241, 297825), (275, 261003), (285, 251845), (361, 198825), (475, 151107), (627, 114475), (723, 99275), (825, 87001), (1045, 68685), (1083, 66275), (1205, 59565), (1425, 50369), (1805, 39765), (2651, 27075), (3135, 22895), (3615, 19855), (3971, 18075), (4579, 15675), (5225, 13737), (5415, 13255), (6025, 11913), (7953, 9025)]