80126840

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{15773}}^1$

素因数の和:15911

約数の個数: 32

約数和(自身を含む): 181716480

約数和(自身を除く): 101589640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 15773, 31546, 63092, 78865, 126184, 157730, 315460, 630920, 2003171, 4006342, 8012684, 10015855, 16025368, 20031710, 40063420, 80126840]

約数ペア:

[(1, 80126840), (2, 40063420), (4, 20031710), (5, 16025368), (8, 10015855), (10, 8012684), (20, 4006342), (40, 2003171), (127, 630920), (254, 315460), (508, 157730), (635, 126184), (1016, 78865), (1270, 63092), (2540, 31546), (5080, 15773)]