51821600

素因数分解:

$2^5\times 5^2\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:538

約数の個数: 72

約数和(自身を含む): 127523088

約数和(自身を除く): 75701488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 211, 307, 400, 422, 614, 800, 844, 1055, 1228, 1535, 1688, 2110, 2456, 3070, 3376, 4220, 4912, 5275, 6140, 6752, 7675, 8440, 9824, 10550, 12280, 15350, 16880, 21100, 24560, 30700, 33760, 42200, 49120, 61400, 64777, 84400, 122800, 129554, 168800, 245600, 259108, 323885, 518216, 647770, 1036432, 1295540, 1619425, 2072864, 2591080, 3238850, 5182160, 6477700, 10364320, 12955400, 25910800, 51821600]

約数ペア:

[(1, 51821600), (2, 25910800), (4, 12955400), (5, 10364320), (8, 6477700), (10, 5182160), (16, 3238850), (20, 2591080), (25, 2072864), (32, 1619425), (40, 1295540), (50, 1036432), (80, 647770), (100, 518216), (160, 323885), (200, 259108), (211, 245600), (307, 168800), (400, 129554), (422, 122800), (614, 84400), (800, 64777), (844, 61400), (1055, 49120), (1228, 42200), (1535, 33760), (1688, 30700), (2110, 24560), (2456, 21100), (3070, 16880), (3376, 15350), (4220, 12280), (4912, 10550), (5275, 9824), (6140, 8440), (6752, 7675)]