61917995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 81829440

約数和(自身を除く): 19911445

約数列:

[1, 5, 17, 41, 85, 109, 163, 205, 545, 697, 815, 1853, 2771, 3485, 4469, 6683, 9265, 13855, 17767, 22345, 33415, 75973, 88835, 113611, 302039, 379865, 568055, 728447, 1510195, 3642235, 12383599, 61917995]

約数ペア:

[(1, 61917995), (5, 12383599), (17, 3642235), (41, 1510195), (85, 728447), (109, 568055), (163, 379865), (205, 302039), (545, 113611), (697, 88835), (815, 75973), (1853, 33415), (2771, 22345), (3485, 17767), (4469, 13855), (6683, 9265)]