81864750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{9923}}^1$

素因数の和:9954

約数の個数: 64

約数和(自身を含む): 222932736

約数和(自身を除く): 141067986

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 750, 825, 1375, 1650, 2750, 4125, 8250, 9923, 19846, 29769, 49615, 59538, 99230, 109153, 148845, 218306, 248075, 297690, 327459, 496150, 545765, 654918, 744225, 1091530, 1240375, 1488450, 1637295, 2480750, 2728825, 3274590, 3721125, 5457650, 7442250, 8186475, 13644125, 16372950, 27288250, 40932375, 81864750]

約数ペア:

[(1, 81864750), (2, 40932375), (3, 27288250), (5, 16372950), (6, 13644125), (10, 8186475), (11, 7442250), (15, 5457650), (22, 3721125), (25, 3274590), (30, 2728825), (33, 2480750), (50, 1637295), (55, 1488450), (66, 1240375), (75, 1091530), (110, 744225), (125, 654918), (150, 545765), (165, 496150), (250, 327459), (275, 297690), (330, 248075), (375, 218306), (550, 148845), (750, 109153), (825, 99230), (1375, 59538), (1650, 49615), (2750, 29769), (4125, 19846), (8250, 9923)]