84973990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2617}}^1$

素因数の和:2832

約数の個数: 32

約数和(自身を含む): 162860544

約数和(自身を除く): 77886554

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 191, 382, 955, 1910, 2617, 3247, 5234, 6494, 13085, 16235, 26170, 32470, 44489, 88978, 222445, 444890, 499847, 999694, 2499235, 4998470, 8497399, 16994798, 42486995, 84973990]

約数ペア:

[(1, 84973990), (2, 42486995), (5, 16994798), (10, 8497399), (17, 4998470), (34, 2499235), (85, 999694), (170, 499847), (191, 444890), (382, 222445), (955, 88978), (1910, 44489), (2617, 32470), (3247, 26170), (5234, 16235), (6494, 13085)]