488665625

素因数分解:

$5^5\times 7^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 708704640

約数和(自身を除く): 220039015

約数列:

[1, 5, 7, 25, 35, 89, 125, 175, 251, 445, 623, 625, 875, 1255, 1757, 2225, 3115, 3125, 4375, 6275, 8785, 11125, 15575, 21875, 22339, 31375, 43925, 55625, 77875, 111695, 156373, 156875, 219625, 278125, 389375, 558475, 781865, 784375, 1098125, 1946875, 2792375, 3909325, 5490625, 13961875, 19546625, 69809375, 97733125, 488665625]

約数ペア:

[(1, 488665625), (5, 97733125), (7, 69809375), (25, 19546625), (35, 13961875), (89, 5490625), (125, 3909325), (175, 2792375), (251, 1946875), (445, 1098125), (623, 784375), (625, 781865), (875, 558475), (1255, 389375), (1757, 278125), (2225, 219625), (3115, 156875), (3125, 156373), (4375, 111695), (6275, 77875), (8785, 55625), (11125, 43925), (15575, 31375), (21875, 22339)]