2611662975

素因数分解:

$3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{421}}^1$

素因数の和:865

約数の個数: 72

約数和(自身を含む): 4761848000

約数和(自身を除く): 2150185025

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 79, 225, 237, 349, 395, 421, 711, 1047, 1185, 1263, 1745, 1975, 2105, 3141, 3555, 3789, 5235, 5925, 6315, 8725, 10525, 15705, 17775, 18945, 26175, 27571, 31575, 33259, 78525, 82713, 94725, 99777, 137855, 146929, 166295, 248139, 299331, 413565, 440787, 498885, 689275, 734645, 831475, 1240695, 1322361, 1496655, 2067825, 2203935, 2494425, 3673225, 6203475, 6611805, 7483275, 11019675, 11607391, 33059025, 34822173, 58036955, 104466519, 174110865, 290184775, 522332595, 870554325, 2611662975]

約数ペア:

[(1, 2611662975), (3, 870554325), (5, 522332595), (9, 290184775), (15, 174110865), (25, 104466519), (45, 58036955), (75, 34822173), (79, 33059025), (225, 11607391), (237, 11019675), (349, 7483275), (395, 6611805), (421, 6203475), (711, 3673225), (1047, 2494425), (1185, 2203935), (1263, 2067825), (1745, 1496655), (1975, 1322361), (2105, 1240695), (3141, 831475), (3555, 734645), (3789, 689275), (5235, 498885), (5925, 440787), (6315, 413565), (8725, 299331), (10525, 248139), (15705, 166295), (17775, 146929), (18945, 137855), (26175, 99777), (27571, 94725), (31575, 82713), (33259, 78525)]