66926780

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 152766432

約数和(自身を除く): 85839652

約数列:

[1, 2, 4, 5, 10, 20, 23, 29, 46, 58, 92, 115, 116, 145, 173, 230, 290, 346, 460, 580, 667, 692, 841, 865, 1334, 1682, 1730, 2668, 3335, 3364, 3460, 3979, 4205, 5017, 6670, 7958, 8410, 10034, 13340, 15916, 16820, 19343, 19895, 20068, 25085, 38686, 39790, 50170, 77372, 79580, 96715, 100340, 115391, 145493, 193430, 230782, 290986, 386860, 461564, 576955, 581972, 727465, 1153910, 1454930, 2307820, 2909860, 3346339, 6692678, 13385356, 16731695, 33463390, 66926780]

約数ペア:

[(1, 66926780), (2, 33463390), (4, 16731695), (5, 13385356), (10, 6692678), (20, 3346339), (23, 2909860), (29, 2307820), (46, 1454930), (58, 1153910), (92, 727465), (115, 581972), (116, 576955), (145, 461564), (173, 386860), (230, 290986), (290, 230782), (346, 193430), (460, 145493), (580, 115391), (667, 100340), (692, 96715), (841, 79580), (865, 77372), (1334, 50170), (1682, 39790), (1730, 38686), (2668, 25085), (3335, 20068), (3364, 19895), (3460, 19343), (3979, 16820), (4205, 15916), (5017, 13340), (6670, 10034), (7958, 8410)]