1298339950

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{193}}^1\times {\mathrm{1621}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 2458186416

約数和(自身を除く): 1159846466

約数列:

[1, 2, 5, 10, 25, 50, 83, 166, 193, 386, 415, 830, 965, 1621, 1930, 2075, 3242, 4150, 4825, 8105, 9650, 16019, 16210, 32038, 40525, 80095, 81050, 134543, 160190, 269086, 312853, 400475, 625706, 672715, 800950, 1345430, 1564265, 3128530, 3363575, 6727150, 7821325, 15642650, 25966799, 51933598, 129833995, 259667990, 649169975, 1298339950]

約数ペア:

[(1, 1298339950), (2, 649169975), (5, 259667990), (10, 129833995), (25, 51933598), (50, 25966799), (83, 15642650), (166, 7821325), (193, 6727150), (386, 3363575), (415, 3128530), (830, 1564265), (965, 1345430), (1621, 800950), (1930, 672715), (2075, 625706), (3242, 400475), (4150, 312853), (4825, 269086), (8105, 160190), (9650, 134543), (16019, 81050), (16210, 80095), (32038, 40525)]