71561632

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:581

約数の個数: 48

約数和(自身を含む): 145629792

約数和(自身を除く): 74068160

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 131, 172, 262, 344, 397, 524, 688, 794, 1048, 1376, 1588, 2096, 3176, 4192, 5633, 6352, 11266, 12704, 17071, 22532, 34142, 45064, 52007, 68284, 90128, 104014, 136568, 180256, 208028, 273136, 416056, 546272, 832112, 1664224, 2236301, 4472602, 8945204, 17890408, 35780816, 71561632]

約数ペア:

[(1, 71561632), (2, 35780816), (4, 17890408), (8, 8945204), (16, 4472602), (32, 2236301), (43, 1664224), (86, 832112), (131, 546272), (172, 416056), (262, 273136), (344, 208028), (397, 180256), (524, 136568), (688, 104014), (794, 90128), (1048, 68284), (1376, 52007), (1588, 45064), (2096, 34142), (3176, 22532), (4192, 17071), (5633, 12704), (6352, 11266)]