88897887920

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{499}}^1\times {\mathrm{42017}}^1$

素因数の和:42582

約数の個数: 80

約数和(自身を含む): 211014396000

約数和(自身を除く): 122116508080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 499, 530, 848, 998, 1060, 1996, 2120, 2495, 3992, 4240, 4990, 7984, 9980, 19960, 26447, 39920, 42017, 52894, 84034, 105788, 132235, 168068, 210085, 211576, 264470, 336136, 420170, 423152, 528940, 672272, 840340, 1057880, 1680680, 2115760, 2226901, 3361360, 4453802, 8907604, 11134505, 17815208, 20966483, 22269010, 35630416, 41932966, 44538020, 83865932, 89076040, 104832415, 167731864, 178152080, 209664830, 335463728, 419329660, 838659320, 1111223599, 1677318640, 2222447198, 4444894396, 5556117995, 8889788792, 11112235990, 17779577584, 22224471980, 44448943960, 88897887920]

約数ペア:

[(1, 88897887920), (2, 44448943960), (4, 22224471980), (5, 17779577584), (8, 11112235990), (10, 8889788792), (16, 5556117995), (20, 4444894396), (40, 2222447198), (53, 1677318640), (80, 1111223599), (106, 838659320), (212, 419329660), (265, 335463728), (424, 209664830), (499, 178152080), (530, 167731864), (848, 104832415), (998, 89076040), (1060, 83865932), (1996, 44538020), (2120, 41932966), (2495, 35630416), (3992, 22269010), (4240, 20966483), (4990, 17815208), (7984, 11134505), (9980, 8907604), (19960, 4453802), (26447, 3361360), (39920, 2226901), (42017, 2115760), (52894, 1680680), (84034, 1057880), (105788, 840340), (132235, 672272), (168068, 528940), (210085, 423152), (211576, 420170), (264470, 336136)]