80452898440

素因数分解:

$2^3\times 5^1\times {\mathrm{1913}}^1\times {\mathrm{1051397}}^1$

素因数の和:1053321

約数の個数: 32

約数和(自身を含む): 181113819480

約数和(自身を除く): 100660921040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1913, 3826, 7652, 9565, 15304, 19130, 38260, 76520, 1051397, 2102794, 4205588, 5256985, 8411176, 10513970, 21027940, 42055880, 2011322461, 4022644922, 8045289844, 10056612305, 16090579688, 20113224610, 40226449220, 80452898440]

約数ペア:

[(1, 80452898440), (2, 40226449220), (4, 20113224610), (5, 16090579688), (8, 10056612305), (10, 8045289844), (20, 4022644922), (40, 2011322461), (1913, 42055880), (3826, 21027940), (7652, 10513970), (9565, 8411176), (15304, 5256985), (19130, 4205588), (38260, 2102794), (76520, 1051397)]