80410880

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5711}}^1$

素因数の和:5743

約数の個数: 72

約数和(自身を含む): 210155904

約数和(自身を除く): 129745024

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 5711, 7040, 11422, 14080, 22844, 28555, 45688, 57110, 62821, 91376, 114220, 125642, 182752, 228440, 251284, 314105, 365504, 456880, 502568, 628210, 731008, 913760, 1005136, 1256420, 1462016, 1827520, 2010272, 2512840, 3655040, 4020544, 5025680, 7310080, 8041088, 10051360, 16082176, 20102720, 40205440, 80410880]

約数ペア:

[(1, 80410880), (2, 40205440), (4, 20102720), (5, 16082176), (8, 10051360), (10, 8041088), (11, 7310080), (16, 5025680), (20, 4020544), (22, 3655040), (32, 2512840), (40, 2010272), (44, 1827520), (55, 1462016), (64, 1256420), (80, 1005136), (88, 913760), (110, 731008), (128, 628210), (160, 502568), (176, 456880), (220, 365504), (256, 314105), (320, 251284), (352, 228440), (440, 182752), (640, 125642), (704, 114220), (880, 91376), (1280, 62821), (1408, 57110), (1760, 45688), (2816, 28555), (3520, 22844), (5711, 14080), (7040, 11422)]