81129570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1051

約数の個数: 64

約数和(自身を含む): 202487040

約数和(自身を除く): 121357470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 71, 82, 123, 142, 205, 213, 246, 355, 410, 426, 615, 710, 929, 1065, 1230, 1858, 2130, 2787, 2911, 4645, 5574, 5822, 8733, 9290, 13935, 14555, 17466, 27870, 29110, 38089, 43665, 65959, 76178, 87330, 114267, 131918, 190445, 197877, 228534, 329795, 380890, 395754, 571335, 659590, 989385, 1142670, 1978770, 2704319, 5408638, 8112957, 13521595, 16225914, 27043190, 40564785, 81129570]

約数ペア:

[(1, 81129570), (2, 40564785), (3, 27043190), (5, 16225914), (6, 13521595), (10, 8112957), (15, 5408638), (30, 2704319), (41, 1978770), (71, 1142670), (82, 989385), (123, 659590), (142, 571335), (205, 395754), (213, 380890), (246, 329795), (355, 228534), (410, 197877), (426, 190445), (615, 131918), (710, 114267), (929, 87330), (1065, 76178), (1230, 65959), (1858, 43665), (2130, 38089), (2787, 29110), (2911, 27870), (4645, 17466), (5574, 14555), (5822, 13935), (8733, 9290)]