31339921840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{254879}}^1$

素因数の和:254974

約数の個数: 80

約数和(自身を含む): 76800441600

約数和(自身を除く): 45460519760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 53, 58, 80, 106, 116, 145, 212, 232, 265, 290, 424, 464, 530, 580, 848, 1060, 1160, 1537, 2120, 2320, 3074, 4240, 6148, 7685, 12296, 15370, 24592, 30740, 61480, 122960, 254879, 509758, 1019516, 1274395, 2039032, 2548790, 4078064, 5097580, 7391491, 10195160, 13508587, 14782982, 20390320, 27017174, 29565964, 36957455, 54034348, 59131928, 67542935, 73914910, 108068696, 118263856, 135085870, 147829820, 216137392, 270171740, 295659640, 391749023, 540343480, 591319280, 783498046, 1080686960, 1566996092, 1958745115, 3133992184, 3917490230, 6267984368, 7834980460, 15669960920, 31339921840]

約数ペア:

[(1, 31339921840), (2, 15669960920), (4, 7834980460), (5, 6267984368), (8, 3917490230), (10, 3133992184), (16, 1958745115), (20, 1566996092), (29, 1080686960), (40, 783498046), (53, 591319280), (58, 540343480), (80, 391749023), (106, 295659640), (116, 270171740), (145, 216137392), (212, 147829820), (232, 135085870), (265, 118263856), (290, 108068696), (424, 73914910), (464, 67542935), (530, 59131928), (580, 54034348), (848, 36957455), (1060, 29565964), (1160, 27017174), (1537, 20390320), (2120, 14782982), (2320, 13508587), (3074, 10195160), (4240, 7391491), (6148, 5097580), (7685, 4078064), (12296, 2548790), (15370, 2039032), (24592, 1274395), (30740, 1019516), (61480, 509758), (122960, 254879)]