81309330

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31153}}^1$

素因数の和:31195

約数の個数: 48

約数和(自身を含む): 218701080

約数和(自身を除く): 137391750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 31153, 62306, 93459, 155765, 186918, 280377, 311530, 467295, 560754, 903437, 934590, 1401885, 1806874, 2710311, 2803770, 4517185, 5420622, 8130933, 9034370, 13551555, 16261866, 27103110, 40654665, 81309330]

約数ペア:

[(1, 81309330), (2, 40654665), (3, 27103110), (5, 16261866), (6, 13551555), (9, 9034370), (10, 8130933), (15, 5420622), (18, 4517185), (29, 2803770), (30, 2710311), (45, 1806874), (58, 1401885), (87, 934590), (90, 903437), (145, 560754), (174, 467295), (261, 311530), (290, 280377), (435, 186918), (522, 155765), (870, 93459), (1305, 62306), (2610, 31153)]