1229126976025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{18097}}^1$

素因数の和:18803

約数の個数: 96

約数和(自身を含む): 1832305224960

約数和(自身を除く): 603178248935

約数列:

[1, 5, 13, 17, 19, 25, 65, 85, 95, 221, 247, 323, 325, 425, 475, 647, 1105, 1235, 1615, 3235, 4199, 5525, 6175, 8075, 8411, 10999, 12293, 16175, 18097, 20995, 42055, 54995, 61465, 90485, 104975, 142987, 159809, 208981, 210275, 235261, 274975, 307325, 307649, 343843, 452425, 714935, 799045, 1044905, 1176305, 1538245, 1719215, 2716753, 3574675, 3995225, 3999437, 4469959, 5224525, 5845331, 5881525, 7691225, 8596075, 11708759, 13583765, 19997185, 22349795, 29226655, 58543795, 67918825, 75989303, 99985925, 111748975, 146133275, 152213867, 199048903, 222466421, 292718975, 379946515, 761069335, 995244515, 1112332105, 1899732575, 2587635739, 2892063473, 3781929157, 3805346675, 4976222575, 5561660525, 12938178695, 14460317365, 18909645785, 49165079041, 64690893475, 72301586825, 94548228925, 245825395205, 1229126976025]

約数ペア:

[(1, 1229126976025), (5, 245825395205), (13, 94548228925), (17, 72301586825), (19, 64690893475), (25, 49165079041), (65, 18909645785), (85, 14460317365), (95, 12938178695), (221, 5561660525), (247, 4976222575), (323, 3805346675), (325, 3781929157), (425, 2892063473), (475, 2587635739), (647, 1899732575), (1105, 1112332105), (1235, 995244515), (1615, 761069335), (3235, 379946515), (4199, 292718975), (5525, 222466421), (6175, 199048903), (8075, 152213867), (8411, 146133275), (10999, 111748975), (12293, 99985925), (16175, 75989303), (18097, 67918825), (20995, 58543795), (42055, 29226655), (54995, 22349795), (61465, 19997185), (90485, 13583765), (104975, 11708759), (142987, 8596075), (159809, 7691225), (208981, 5881525), (210275, 5845331), (235261, 5224525), (274975, 4469959), (307325, 3999437), (307649, 3995225), (343843, 3574675), (452425, 2716753), (714935, 1719215), (799045, 1538245), (1044905, 1176305)]