64036688

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12391}}^1$

素因数の和:12435

約数の個数: 40

約数和(自身を含む): 138294720

約数和(自身を除く): 74258032

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 12391, 24782, 49564, 99128, 198256, 210647, 235429, 421294, 470858, 842588, 941716, 1685176, 1883432, 3370352, 3766864, 4002293, 8004586, 16009172, 32018344, 64036688]

約数ペア:

[(1, 64036688), (2, 32018344), (4, 16009172), (8, 8004586), (16, 4002293), (17, 3766864), (19, 3370352), (34, 1883432), (38, 1685176), (68, 941716), (76, 842588), (136, 470858), (152, 421294), (272, 235429), (304, 210647), (323, 198256), (646, 99128), (1292, 49564), (2584, 24782), (5168, 12391)]