855452025

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{487}}^1$

素因数の和:751

約数の個数: 72

約数和(自身を含む): 1584325184

約数和(自身を除く): 728873159

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 185, 211, 225, 333, 487, 555, 633, 925, 1055, 1461, 1665, 1899, 2435, 2775, 3165, 4383, 5275, 7305, 7807, 8325, 9495, 12175, 15825, 18019, 21915, 23421, 36525, 39035, 47475, 54057, 70263, 90095, 102757, 109575, 117105, 162171, 195175, 270285, 308271, 351315, 450475, 513785, 585525, 810855, 924813, 1351425, 1541355, 1756575, 2568925, 3802009, 4054275, 4624065, 7706775, 11406027, 19010045, 23120325, 34218081, 57030135, 95050225, 171090405, 285150675, 855452025]

約数ペア:

[(1, 855452025), (3, 285150675), (5, 171090405), (9, 95050225), (15, 57030135), (25, 34218081), (37, 23120325), (45, 19010045), (75, 11406027), (111, 7706775), (185, 4624065), (211, 4054275), (225, 3802009), (333, 2568925), (487, 1756575), (555, 1541355), (633, 1351425), (925, 924813), (1055, 810855), (1461, 585525), (1665, 513785), (1899, 450475), (2435, 351315), (2775, 308271), (3165, 270285), (4383, 195175), (5275, 162171), (7305, 117105), (7807, 109575), (8325, 102757), (9495, 90095), (12175, 70263), (15825, 54057), (18019, 47475), (21915, 39035), (23421, 36525)]