437485360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{1327}}^1$

素因数の和:1670

約数の個数: 80

約数和(自身を含む): 1099679616

約数和(自身を除く): 662194256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 317, 520, 634, 1040, 1268, 1327, 1585, 2536, 2654, 3170, 4121, 5072, 5308, 6340, 6635, 8242, 10616, 12680, 13270, 16484, 17251, 20605, 21232, 25360, 26540, 32968, 34502, 41210, 53080, 65936, 69004, 82420, 86255, 106160, 138008, 164840, 172510, 276016, 329680, 345020, 420659, 690040, 841318, 1380080, 1682636, 2103295, 3365272, 4206590, 5468567, 6730544, 8413180, 10937134, 16826360, 21874268, 27342835, 33652720, 43748536, 54685670, 87497072, 109371340, 218742680, 437485360]

約数ペア:

[(1, 437485360), (2, 218742680), (4, 109371340), (5, 87497072), (8, 54685670), (10, 43748536), (13, 33652720), (16, 27342835), (20, 21874268), (26, 16826360), (40, 10937134), (52, 8413180), (65, 6730544), (80, 5468567), (104, 4206590), (130, 3365272), (208, 2103295), (260, 1682636), (317, 1380080), (520, 841318), (634, 690040), (1040, 420659), (1268, 345020), (1327, 329680), (1585, 276016), (2536, 172510), (2654, 164840), (3170, 138008), (4121, 106160), (5072, 86255), (5308, 82420), (6340, 69004), (6635, 65936), (8242, 53080), (10616, 41210), (12680, 34502), (13270, 32968), (16484, 26540), (17251, 25360), (20605, 21232)]