85961945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:905

約数の個数: 32

約数和(自身を含む): 115758720

約数和(自身を除く): 29796775

約数列:

[1, 5, 17, 29, 43, 85, 145, 215, 493, 731, 811, 1247, 2465, 3655, 4055, 6235, 13787, 21199, 23519, 34873, 68935, 105995, 117595, 174365, 399823, 592841, 1011317, 1999115, 2964205, 5056585, 17192389, 85961945]

約数ペア:

[(1, 85961945), (5, 17192389), (17, 5056585), (29, 2964205), (43, 1999115), (85, 1011317), (145, 592841), (215, 399823), (493, 174365), (731, 117595), (811, 105995), (1247, 68935), (2465, 34873), (3655, 23519), (4055, 21199), (6235, 13787)]