53146520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{547}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 137306880

約数和(自身を除く): 84160360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 347, 547, 694, 1094, 1388, 1735, 2188, 2429, 2735, 2776, 3470, 3829, 4376, 4858, 5470, 6940, 7658, 9716, 10940, 12145, 13880, 15316, 19145, 19432, 21880, 24290, 30632, 38290, 48580, 76580, 97160, 153160, 189809, 379618, 759236, 949045, 1328663, 1518472, 1898090, 2657326, 3796180, 5314652, 6643315, 7592360, 10629304, 13286630, 26573260, 53146520]

約数ペア:

[(1, 53146520), (2, 26573260), (4, 13286630), (5, 10629304), (7, 7592360), (8, 6643315), (10, 5314652), (14, 3796180), (20, 2657326), (28, 1898090), (35, 1518472), (40, 1328663), (56, 949045), (70, 759236), (140, 379618), (280, 189809), (347, 153160), (547, 97160), (694, 76580), (1094, 48580), (1388, 38290), (1735, 30632), (2188, 24290), (2429, 21880), (2735, 19432), (2776, 19145), (3470, 15316), (3829, 13880), (4376, 12145), (4858, 10940), (5470, 9716), (6940, 7658)]