77526320

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13649}}^1$

素因数の和:13733

約数の個数: 40

約数和(自身を含む): 182800800

約数和(自身を除く): 105274480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 13649, 27298, 54596, 68245, 109192, 136490, 218384, 272980, 545960, 969079, 1091920, 1938158, 3876316, 4845395, 7752632, 9690790, 15505264, 19381580, 38763160, 77526320]

約数ペア:

[(1, 77526320), (2, 38763160), (4, 19381580), (5, 15505264), (8, 9690790), (10, 7752632), (16, 4845395), (20, 3876316), (40, 1938158), (71, 1091920), (80, 969079), (142, 545960), (284, 272980), (355, 218384), (568, 136490), (710, 109192), (1136, 68245), (1420, 54596), (2840, 27298), (5680, 13649)]