51326730

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2125

約数の個数: 128

約数和(自身を含む): 168537600

約数和(自身を除く): 117210870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1365, 1638, 1755, 1890, 2089, 2457, 2730, 3510, 4095, 4178, 4914, 6267, 8190, 10445, 12285, 12534, 14623, 18801, 20890, 24570, 27157, 29246, 31335, 37602, 43869, 54314, 56403, 62670, 73115, 81471, 87738, 94005, 112806, 131607, 135785, 146230, 162942, 188010, 190099, 219345, 244413, 263214, 271570, 282015, 380198, 394821, 407355, 438690, 488826, 564030, 570297, 658035, 733239, 789642, 814710, 950495, 1140594, 1222065, 1316070, 1466478, 1710891, 1900990, 1974105, 2444130, 2851485, 3421782, 3666195, 3948210, 5132673, 5702970, 7332390, 8554455, 10265346, 17108910, 25663365, 51326730]

約数ペア:

[(1, 51326730), (2, 25663365), (3, 17108910), (5, 10265346), (6, 8554455), (7, 7332390), (9, 5702970), (10, 5132673), (13, 3948210), (14, 3666195), (15, 3421782), (18, 2851485), (21, 2444130), (26, 1974105), (27, 1900990), (30, 1710891), (35, 1466478), (39, 1316070), (42, 1222065), (45, 1140594), (54, 950495), (63, 814710), (65, 789642), (70, 733239), (78, 658035), (90, 570297), (91, 564030), (105, 488826), (117, 438690), (126, 407355), (130, 394821), (135, 380198), (182, 282015), (189, 271570), (195, 263214), (210, 244413), (234, 219345), (270, 190099), (273, 188010), (315, 162942), (351, 146230), (378, 135785), (390, 131607), (455, 112806), (546, 94005), (585, 87738), (630, 81471), (702, 73115), (819, 62670), (910, 56403), (945, 54314), (1170, 43869), (1365, 37602), (1638, 31335), (1755, 29246), (1890, 27157), (2089, 24570), (2457, 20890), (2730, 18801), (3510, 14623), (4095, 12534), (4178, 12285), (4914, 10445), (6267, 8190)]