42831680

素因数分解:

$2^6\times 5^1\times {\mathrm{137}}^1\times {\mathrm{977}}^1$

素因数の和:1131

約数の個数: 56

約数和(自身を含む): 102842568

約数和(自身を除く): 60010888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 137, 160, 274, 320, 548, 685, 977, 1096, 1370, 1954, 2192, 2740, 3908, 4384, 4885, 5480, 7816, 8768, 9770, 10960, 15632, 19540, 21920, 31264, 39080, 43840, 62528, 78160, 133849, 156320, 267698, 312640, 535396, 669245, 1070792, 1338490, 2141584, 2676980, 4283168, 5353960, 8566336, 10707920, 21415840, 42831680]

約数ペア:

[(1, 42831680), (2, 21415840), (4, 10707920), (5, 8566336), (8, 5353960), (10, 4283168), (16, 2676980), (20, 2141584), (32, 1338490), (40, 1070792), (64, 669245), (80, 535396), (137, 312640), (160, 267698), (274, 156320), (320, 133849), (548, 78160), (685, 62528), (977, 43840), (1096, 39080), (1370, 31264), (1954, 21920), (2192, 19540), (2740, 15632), (3908, 10960), (4384, 9770), (4885, 8768), (5480, 7816)]