75526780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{839}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 181762560

約数和(自身を除く): 106235780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 643, 839, 1286, 1678, 2572, 3215, 3356, 4195, 4501, 5873, 6430, 8390, 9002, 11746, 12860, 16780, 18004, 22505, 23492, 29365, 45010, 58730, 90020, 117460, 539477, 1078954, 2157908, 2697385, 3776339, 5394770, 7552678, 10789540, 15105356, 18881695, 37763390, 75526780]

約数ペア:

[(1, 75526780), (2, 37763390), (4, 18881695), (5, 15105356), (7, 10789540), (10, 7552678), (14, 5394770), (20, 3776339), (28, 2697385), (35, 2157908), (70, 1078954), (140, 539477), (643, 117460), (839, 90020), (1286, 58730), (1678, 45010), (2572, 29365), (3215, 23492), (3356, 22505), (4195, 18004), (4501, 16780), (5873, 12860), (6430, 11746), (8390, 9002)]