80188400

素因数分解:

$2^4\times 5^2\times {\mathrm{307}}^1\times {\mathrm{653}}^1$

素因数の和:978

約数の個数: 60

約数和(自身を含む): 193576152

約数和(自身を除く): 113387752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 307, 400, 614, 653, 1228, 1306, 1535, 2456, 2612, 3070, 3265, 4912, 5224, 6140, 6530, 7675, 10448, 12280, 13060, 15350, 16325, 24560, 26120, 30700, 32650, 52240, 61400, 65300, 122800, 130600, 200471, 261200, 400942, 801884, 1002355, 1603768, 2004710, 3207536, 4009420, 5011775, 8018840, 10023550, 16037680, 20047100, 40094200, 80188400]

約数ペア:

[(1, 80188400), (2, 40094200), (4, 20047100), (5, 16037680), (8, 10023550), (10, 8018840), (16, 5011775), (20, 4009420), (25, 3207536), (40, 2004710), (50, 1603768), (80, 1002355), (100, 801884), (200, 400942), (307, 261200), (400, 200471), (614, 130600), (653, 122800), (1228, 65300), (1306, 61400), (1535, 52240), (2456, 32650), (2612, 30700), (3070, 26120), (3265, 24560), (4912, 16325), (5224, 15350), (6140, 13060), (6530, 12280), (7675, 10448)]