65439715

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 95489280

約数和(自身を除く): 30049565

約数列:

[1, 5, 11, 17, 23, 55, 85, 115, 179, 187, 253, 289, 391, 895, 935, 1265, 1445, 1955, 1969, 3043, 3179, 4117, 4301, 6647, 9845, 15215, 15895, 20585, 21505, 33235, 33473, 45287, 51731, 69989, 73117, 167365, 226435, 258655, 349945, 365585, 569041, 769879, 1189813, 2845205, 3849395, 5949065, 13087943, 65439715]

約数ペア:

[(1, 65439715), (5, 13087943), (11, 5949065), (17, 3849395), (23, 2845205), (55, 1189813), (85, 769879), (115, 569041), (179, 365585), (187, 349945), (253, 258655), (289, 226435), (391, 167365), (895, 73117), (935, 69989), (1265, 51731), (1445, 45287), (1955, 33473), (1969, 33235), (3043, 21505), (3179, 20585), (4117, 15895), (4301, 15215), (6647, 9845)]