64868475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{787}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 123507968

約数和(自身を除く): 58639493

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 157, 175, 471, 525, 785, 787, 1099, 2355, 2361, 3297, 3925, 3935, 5495, 5509, 11775, 11805, 16485, 16527, 19675, 27475, 27545, 59025, 82425, 82635, 123559, 137725, 370677, 413175, 617795, 864913, 1853385, 2594739, 3088975, 4324565, 9266925, 12973695, 21622825, 64868475]

約数ペア:

[(1, 64868475), (3, 21622825), (5, 12973695), (7, 9266925), (15, 4324565), (21, 3088975), (25, 2594739), (35, 1853385), (75, 864913), (105, 617795), (157, 413175), (175, 370677), (471, 137725), (525, 123559), (785, 82635), (787, 82425), (1099, 59025), (2355, 27545), (2361, 27475), (3297, 19675), (3925, 16527), (3935, 16485), (5495, 11805), (5509, 11775)]