255954790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{3853}}^1$

素因数の和:3953

約数の個数: 64

約数和(自身を含む): 574955136

約数和(自身を除く): 319000346

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 730, 910, 949, 1022, 1898, 2555, 3853, 4745, 5110, 6643, 7706, 9490, 13286, 19265, 26971, 33215, 38530, 50089, 53942, 66430, 100178, 134855, 250445, 269710, 281269, 350623, 500890, 562538, 701246, 1406345, 1753115, 1968883, 2812690, 3506230, 3656497, 3937766, 7312994, 9844415, 18282485, 19688830, 25595479, 36564970, 51190958, 127977395, 255954790]

約数ペア:

[(1, 255954790), (2, 127977395), (5, 51190958), (7, 36564970), (10, 25595479), (13, 19688830), (14, 18282485), (26, 9844415), (35, 7312994), (65, 3937766), (70, 3656497), (73, 3506230), (91, 2812690), (130, 1968883), (146, 1753115), (182, 1406345), (365, 701246), (455, 562538), (511, 500890), (730, 350623), (910, 281269), (949, 269710), (1022, 250445), (1898, 134855), (2555, 100178), (3853, 66430), (4745, 53942), (5110, 50089), (6643, 38530), (7706, 33215), (9490, 26971), (13286, 19265)]