71721760

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40751}}^1$

素因数の和:40777

約数の個数: 48

約数和(自身を含む): 184851072

約数和(自身を除く): 113129312

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 40751, 81502, 163004, 203755, 326008, 407510, 448261, 652016, 815020, 896522, 1304032, 1630040, 1793044, 2241305, 3260080, 3586088, 4482610, 6520160, 7172176, 8965220, 14344352, 17930440, 35860880, 71721760]

約数ペア:

[(1, 71721760), (2, 35860880), (4, 17930440), (5, 14344352), (8, 8965220), (10, 7172176), (11, 6520160), (16, 4482610), (20, 3586088), (22, 3260080), (32, 2241305), (40, 1793044), (44, 1630040), (55, 1304032), (80, 896522), (88, 815020), (110, 652016), (160, 448261), (176, 407510), (220, 326008), (352, 203755), (440, 163004), (880, 81502), (1760, 40751)]