80387968

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{36943}}^1$

素因数の和:36974

約数の個数: 32

約数和(自身を含む): 169572960

約数和(自身を除く): 89184992

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 36943, 73886, 147772, 295544, 591088, 628031, 1182176, 1256062, 2364352, 2512124, 4728704, 5024248, 10048496, 20096992, 40193984, 80387968]

約数ペア:

[(1, 80387968), (2, 40193984), (4, 20096992), (8, 10048496), (16, 5024248), (17, 4728704), (32, 2512124), (34, 2364352), (64, 1256062), (68, 1182176), (128, 628031), (136, 591088), (272, 295544), (544, 147772), (1088, 73886), (2176, 36943)]