42045200

素因数分解:

$2^4\times 5^2\times {\mathrm{257}}^1\times {\mathrm{409}}^1$

素因数の和:684

約数の個数: 60

約数和(自身を含む): 101654580

約数和(自身を除く): 59609380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 257, 400, 409, 514, 818, 1028, 1285, 1636, 2045, 2056, 2570, 3272, 4090, 4112, 5140, 6425, 6544, 8180, 10225, 10280, 12850, 16360, 20450, 20560, 25700, 32720, 40900, 51400, 81800, 102800, 105113, 163600, 210226, 420452, 525565, 840904, 1051130, 1681808, 2102260, 2627825, 4204520, 5255650, 8409040, 10511300, 21022600, 42045200]

約数ペア:

[(1, 42045200), (2, 21022600), (4, 10511300), (5, 8409040), (8, 5255650), (10, 4204520), (16, 2627825), (20, 2102260), (25, 1681808), (40, 1051130), (50, 840904), (80, 525565), (100, 420452), (200, 210226), (257, 163600), (400, 105113), (409, 102800), (514, 81800), (818, 51400), (1028, 40900), (1285, 32720), (1636, 25700), (2045, 20560), (2056, 20450), (2570, 16360), (3272, 12850), (4090, 10280), (4112, 10225), (5140, 8180), (6425, 6544)]