102742480

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{29867}}^1$

素因数の和:29923

約数の個数: 40

約数和(自身を含む): 244439712

約数和(自身を除く): 141697232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 29867, 59734, 119468, 149335, 238936, 298670, 477872, 597340, 1194680, 1284281, 2389360, 2568562, 5137124, 6421405, 10274248, 12842810, 20548496, 25685620, 51371240, 102742480]

約数ペア:

[(1, 102742480), (2, 51371240), (4, 25685620), (5, 20548496), (8, 12842810), (10, 10274248), (16, 6421405), (20, 5137124), (40, 2568562), (43, 2389360), (80, 1284281), (86, 1194680), (172, 597340), (215, 477872), (344, 298670), (430, 238936), (688, 149335), (860, 119468), (1720, 59734), (3440, 29867)]