220171148

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 421412544

約数和(自身を除く): 201241396

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 157, 164, 314, 503, 628, 697, 1006, 1394, 2012, 2669, 2788, 5338, 6437, 8551, 10676, 12874, 17102, 20623, 25748, 34204, 41246, 78971, 82492, 109429, 157942, 218858, 315884, 350591, 437716, 701182, 1342507, 1402364, 2685014, 3237811, 5370028, 6475622, 12951244, 55042787, 110085574, 220171148]

約数ペア:

[(1, 220171148), (2, 110085574), (4, 55042787), (17, 12951244), (34, 6475622), (41, 5370028), (68, 3237811), (82, 2685014), (157, 1402364), (164, 1342507), (314, 701182), (503, 437716), (628, 350591), (697, 315884), (1006, 218858), (1394, 157942), (2012, 109429), (2669, 82492), (2788, 78971), (5338, 41246), (6437, 34204), (8551, 25748), (10676, 20623), (12874, 17102)]