181481900545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{431}}^1\times {\mathrm{7741}}^1$

素因数の和:8254

約数の個数: 64

約数和(自身を含む): 254292369408

約数和(自身を除く): 72810468863

約数列:

[1, 5, 11, 23, 43, 55, 115, 215, 253, 431, 473, 989, 1265, 2155, 2365, 4741, 4945, 7741, 9913, 10879, 18533, 23705, 38705, 49565, 54395, 85151, 92665, 109043, 178043, 203863, 332863, 425755, 426259, 545215, 890215, 1019315, 1664315, 1958473, 2131295, 3336371, 3661493, 4688849, 7655849, 9792365, 16681855, 18307465, 23444245, 36700081, 38279245, 76736533, 84214339, 143463953, 183500405, 383682665, 421071695, 717319765, 844101863, 1578103483, 3299670919, 4220509315, 7890517415, 16498354595, 36296380109, 181481900545]

約数ペア:

[(1, 181481900545), (5, 36296380109), (11, 16498354595), (23, 7890517415), (43, 4220509315), (55, 3299670919), (115, 1578103483), (215, 844101863), (253, 717319765), (431, 421071695), (473, 383682665), (989, 183500405), (1265, 143463953), (2155, 84214339), (2365, 76736533), (4741, 38279245), (4945, 36700081), (7741, 23444245), (9913, 18307465), (10879, 16681855), (18533, 9792365), (23705, 7655849), (38705, 4688849), (49565, 3661493), (54395, 3336371), (85151, 2131295), (92665, 1958473), (109043, 1664315), (178043, 1019315), (203863, 890215), (332863, 545215), (425755, 426259)]