82788975

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^2\times {\mathrm{199}}^1$

素因数の和:301

約数の個数: 54

約数和(自身を含む): 152575800

約数和(自身を除く): 69786825

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 129, 199, 215, 225, 387, 597, 645, 995, 1075, 1791, 1849, 1935, 2985, 3225, 4975, 5547, 8557, 8955, 9245, 9675, 14925, 16641, 25671, 27735, 42785, 44775, 46225, 77013, 83205, 128355, 138675, 213925, 367951, 385065, 416025, 641775, 1103853, 1839755, 1925325, 3311559, 5519265, 9198775, 16557795, 27596325, 82788975]

約数ペア:

[(1, 82788975), (3, 27596325), (5, 16557795), (9, 9198775), (15, 5519265), (25, 3311559), (43, 1925325), (45, 1839755), (75, 1103853), (129, 641775), (199, 416025), (215, 385065), (225, 367951), (387, 213925), (597, 138675), (645, 128355), (995, 83205), (1075, 77013), (1791, 46225), (1849, 44775), (1935, 42785), (2985, 27735), (3225, 25671), (4975, 16641), (5547, 14925), (8557, 9675), (8955, 9245)]