87751365

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 162279936

約数和(自身を除く): 74528571

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 103, 195, 221, 255, 257, 309, 515, 663, 771, 1105, 1285, 1339, 1545, 1751, 3315, 3341, 3855, 4017, 4369, 5253, 6695, 8755, 10023, 13107, 16705, 20085, 21845, 22763, 26265, 26471, 50115, 56797, 65535, 68289, 79413, 113815, 132355, 170391, 283985, 341445, 344123, 397065, 450007, 851955, 1032369, 1350021, 1720615, 2250035, 5161845, 5850091, 6750105, 17550273, 29250455, 87751365]

約数ペア:

[(1, 87751365), (3, 29250455), (5, 17550273), (13, 6750105), (15, 5850091), (17, 5161845), (39, 2250035), (51, 1720615), (65, 1350021), (85, 1032369), (103, 851955), (195, 450007), (221, 397065), (255, 344123), (257, 341445), (309, 283985), (515, 170391), (663, 132355), (771, 113815), (1105, 79413), (1285, 68289), (1339, 65535), (1545, 56797), (1751, 50115), (3315, 26471), (3341, 26265), (3855, 22763), (4017, 21845), (4369, 20085), (5253, 16705), (6695, 13107), (8755, 10023)]