20146758905

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{4483}}^1$

素因数の和:4615

約数の個数: 96

約数和(自身を含む): 32461720704

約数和(自身を除く): 12314961799

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 83, 85, 91, 119, 221, 245, 415, 455, 581, 595, 637, 833, 1079, 1105, 1411, 1547, 2905, 3185, 4067, 4165, 4483, 5395, 7055, 7553, 7735, 9877, 10829, 18343, 20335, 22415, 31381, 37765, 49385, 52871, 54145, 58279, 69139, 76211, 91715, 128401, 156905, 219667, 264355, 291395, 345695, 372089, 381055, 407953, 533477, 642005, 898807, 990743, 1098335, 1860445, 2039765, 2604623, 2667385, 2855671, 3734339, 4494035, 4837157, 4953715, 6325513, 6935201, 13023115, 14278355, 18232361, 18671695, 24185785, 31627565, 33860099, 34676005, 44278591, 48546407, 82231669, 91161805, 169300495, 221392955, 237020693, 242732035, 309950137, 411158345, 575621683, 1185103465, 1549750685, 2878108415, 4029351781, 20146758905]

約数ペア:

[(1, 20146758905), (5, 4029351781), (7, 2878108415), (13, 1549750685), (17, 1185103465), (35, 575621683), (49, 411158345), (65, 309950137), (83, 242732035), (85, 237020693), (91, 221392955), (119, 169300495), (221, 91161805), (245, 82231669), (415, 48546407), (455, 44278591), (581, 34676005), (595, 33860099), (637, 31627565), (833, 24185785), (1079, 18671695), (1105, 18232361), (1411, 14278355), (1547, 13023115), (2905, 6935201), (3185, 6325513), (4067, 4953715), (4165, 4837157), (4483, 4494035), (5395, 3734339), (7055, 2855671), (7553, 2667385), (7735, 2604623), (9877, 2039765), (10829, 1860445), (18343, 1098335), (20335, 990743), (22415, 898807), (31381, 642005), (37765, 533477), (49385, 407953), (52871, 381055), (54145, 372089), (58279, 345695), (69139, 291395), (76211, 264355), (91715, 219667), (128401, 156905)]