87801280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2063}}^1$

素因数の和:2106

約数の個数: 112

約数和(自身を含む): 251642880

約数和(自身を除く): 163841600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 1064, 1120, 1216, 1330, 1520, 2063, 2128, 2240, 2660, 3040, 4126, 4256, 5320, 6080, 8252, 8512, 10315, 10640, 14441, 16504, 20630, 21280, 28882, 33008, 39197, 41260, 42560, 57764, 66016, 72205, 78394, 82520, 115528, 132032, 144410, 156788, 165040, 195985, 231056, 274379, 288820, 313576, 330080, 391970, 462112, 548758, 577640, 627152, 660160, 783940, 924224, 1097516, 1155280, 1254304, 1371895, 1567880, 2195032, 2310560, 2508608, 2743790, 3135760, 4390064, 4621120, 5487580, 6271520, 8780128, 10975160, 12543040, 17560256, 21950320, 43900640, 87801280]

約数ペア:

[(1, 87801280), (2, 43900640), (4, 21950320), (5, 17560256), (7, 12543040), (8, 10975160), (10, 8780128), (14, 6271520), (16, 5487580), (19, 4621120), (20, 4390064), (28, 3135760), (32, 2743790), (35, 2508608), (38, 2310560), (40, 2195032), (56, 1567880), (64, 1371895), (70, 1254304), (76, 1155280), (80, 1097516), (95, 924224), (112, 783940), (133, 660160), (140, 627152), (152, 577640), (160, 548758), (190, 462112), (224, 391970), (266, 330080), (280, 313576), (304, 288820), (320, 274379), (380, 231056), (448, 195985), (532, 165040), (560, 156788), (608, 144410), (665, 132032), (760, 115528), (1064, 82520), (1120, 78394), (1216, 72205), (1330, 66016), (1520, 57764), (2063, 42560), (2128, 41260), (2240, 39197), (2660, 33008), (3040, 28882), (4126, 21280), (4256, 20630), (5320, 16504), (6080, 14441), (8252, 10640), (8512, 10315)]