80457660790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{24977}}^1$

素因数の和:25417

約数の個数: 64

約数和(自身を含む): 158620291200

約数和(自身を除く): 78162630410

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 349, 355, 698, 710, 923, 1745, 1846, 3490, 4537, 4615, 9074, 9230, 22685, 24779, 24977, 45370, 49558, 49954, 123895, 124885, 247790, 249770, 322127, 324701, 644254, 649402, 1610635, 1623505, 1773367, 3221270, 3247010, 3546734, 8716973, 8866835, 17433946, 17733670, 23053771, 43584865, 46107542, 87169730, 113320649, 115268855, 226641298, 230537710, 566603245, 618905083, 1133206490, 1237810166, 3094525415, 6189050830, 8045766079, 16091532158, 40228830395, 80457660790]

約数ペア:

[(1, 80457660790), (2, 40228830395), (5, 16091532158), (10, 8045766079), (13, 6189050830), (26, 3094525415), (65, 1237810166), (71, 1133206490), (130, 618905083), (142, 566603245), (349, 230537710), (355, 226641298), (698, 115268855), (710, 113320649), (923, 87169730), (1745, 46107542), (1846, 43584865), (3490, 23053771), (4537, 17733670), (4615, 17433946), (9074, 8866835), (9230, 8716973), (22685, 3546734), (24779, 3247010), (24977, 3221270), (45370, 1773367), (49558, 1623505), (49954, 1610635), (123895, 649402), (124885, 644254), (247790, 324701), (249770, 322127)]