78259340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{2789}}^1$

素因数の和:2882

約数の個数: 48

約数和(自身を含む): 174363840

約数和(自身を除く): 96104500

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 305, 460, 610, 1220, 1403, 2789, 2806, 5578, 5612, 7015, 11156, 13945, 14030, 27890, 28060, 55780, 64147, 128294, 170129, 256588, 320735, 340258, 641470, 680516, 850645, 1282940, 1701290, 3402580, 3912967, 7825934, 15651868, 19564835, 39129670, 78259340]

約数ペア:

[(1, 78259340), (2, 39129670), (4, 19564835), (5, 15651868), (10, 7825934), (20, 3912967), (23, 3402580), (46, 1701290), (61, 1282940), (92, 850645), (115, 680516), (122, 641470), (230, 340258), (244, 320735), (305, 256588), (460, 170129), (610, 128294), (1220, 64147), (1403, 55780), (2789, 28060), (2806, 27890), (5578, 14030), (5612, 13945), (7015, 11156)]