206860275

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{563}}^1$

素因数の和:673

約数の個数: 72

約数和(自身を含む): 392760576

約数和(自身を除く): 185900301

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 71, 75, 115, 207, 213, 225, 345, 355, 563, 575, 639, 1035, 1065, 1633, 1689, 1725, 1775, 2815, 3195, 4899, 5067, 5175, 5325, 8165, 8445, 12949, 14075, 14697, 15975, 24495, 25335, 38847, 39973, 40825, 42225, 64745, 73485, 116541, 119919, 122475, 126675, 194235, 199865, 323725, 359757, 367425, 582705, 599595, 919379, 971175, 999325, 1798785, 2758137, 2913525, 2997975, 4596895, 8274411, 8993925, 13790685, 22984475, 41372055, 68953425, 206860275]

約数ペア:

[(1, 206860275), (3, 68953425), (5, 41372055), (9, 22984475), (15, 13790685), (23, 8993925), (25, 8274411), (45, 4596895), (69, 2997975), (71, 2913525), (75, 2758137), (115, 1798785), (207, 999325), (213, 971175), (225, 919379), (345, 599595), (355, 582705), (563, 367425), (575, 359757), (639, 323725), (1035, 199865), (1065, 194235), (1633, 126675), (1689, 122475), (1725, 119919), (1775, 116541), (2815, 73485), (3195, 64745), (4899, 42225), (5067, 40825), (5175, 39973), (5325, 38847), (8165, 25335), (8445, 24495), (12949, 15975), (14075, 14697)]