77120320

素因数分解:

$2^6\times 5^1\times {\mathrm{401}}^1\times {\mathrm{601}}^1$

素因数の和:1019

約数の個数: 56

約数和(自身を含む): 184407048

約数和(自身を除く): 107286728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 401, 601, 802, 1202, 1604, 2005, 2404, 3005, 3208, 4010, 4808, 6010, 6416, 8020, 9616, 12020, 12832, 16040, 19232, 24040, 25664, 32080, 38464, 48080, 64160, 96160, 128320, 192320, 241001, 482002, 964004, 1205005, 1928008, 2410010, 3856016, 4820020, 7712032, 9640040, 15424064, 19280080, 38560160, 77120320]

約数ペア:

[(1, 77120320), (2, 38560160), (4, 19280080), (5, 15424064), (8, 9640040), (10, 7712032), (16, 4820020), (20, 3856016), (32, 2410010), (40, 1928008), (64, 1205005), (80, 964004), (160, 482002), (320, 241001), (401, 192320), (601, 128320), (802, 96160), (1202, 64160), (1604, 48080), (2005, 38464), (2404, 32080), (3005, 25664), (3208, 24040), (4010, 19232), (4808, 16040), (6010, 12832), (6416, 12020), (8020, 9616)]