69572025

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 131026584

約数和(自身を除く): 61454559

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 61, 75, 111, 137, 183, 185, 225, 305, 333, 411, 549, 555, 685, 915, 925, 1233, 1525, 1665, 2055, 2257, 2745, 2775, 3425, 4575, 5069, 6165, 6771, 8325, 8357, 10275, 11285, 13725, 15207, 20313, 25071, 25345, 30825, 33855, 41785, 45621, 56425, 75213, 76035, 101565, 125355, 126725, 169275, 208925, 228105, 309209, 376065, 380175, 507825, 626775, 927627, 1140525, 1546045, 1880325, 2782881, 4638135, 7730225, 13914405, 23190675, 69572025]

約数ペア:

[(1, 69572025), (3, 23190675), (5, 13914405), (9, 7730225), (15, 4638135), (25, 2782881), (37, 1880325), (45, 1546045), (61, 1140525), (75, 927627), (111, 626775), (137, 507825), (183, 380175), (185, 376065), (225, 309209), (305, 228105), (333, 208925), (411, 169275), (549, 126725), (555, 125355), (685, 101565), (915, 76035), (925, 75213), (1233, 56425), (1525, 45621), (1665, 41785), (2055, 33855), (2257, 30825), (2745, 25345), (2775, 25071), (3425, 20313), (4575, 15207), (5069, 13725), (6165, 11285), (6771, 10275), (8325, 8357)]