64802816

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{1217}}^1$

素因数の和:1254

約数の個数: 52

約数和(自身を含む): 139672932

約数和(自身を除く): 74870116

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1024, 1217, 1664, 2048, 2434, 3328, 4096, 4868, 6656, 9736, 13312, 15821, 19472, 26624, 31642, 38944, 53248, 63284, 77888, 126568, 155776, 253136, 311552, 506272, 623104, 1012544, 1246208, 2025088, 2492416, 4050176, 4984832, 8100352, 16200704, 32401408, 64802816]

約数ペア:

[(1, 64802816), (2, 32401408), (4, 16200704), (8, 8100352), (13, 4984832), (16, 4050176), (26, 2492416), (32, 2025088), (52, 1246208), (64, 1012544), (104, 623104), (128, 506272), (208, 311552), (256, 253136), (416, 155776), (512, 126568), (832, 77888), (1024, 63284), (1217, 53248), (1664, 38944), (2048, 31642), (2434, 26624), (3328, 19472), (4096, 15821), (4868, 13312), (6656, 9736)]