56602480

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:646

約数の個数: 80

約数和(自身を含む): 144955008

約数和(自身を除く): 88352528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 131, 176, 220, 262, 440, 491, 524, 655, 880, 982, 1048, 1310, 1441, 1964, 2096, 2455, 2620, 2882, 3928, 4910, 5240, 5401, 5764, 7205, 7856, 9820, 10480, 10802, 11528, 14410, 19640, 21604, 23056, 27005, 28820, 39280, 43208, 54010, 57640, 64321, 86416, 108020, 115280, 128642, 216040, 257284, 321605, 432080, 514568, 643210, 707531, 1029136, 1286420, 1415062, 2572840, 2830124, 3537655, 5145680, 5660248, 7075310, 11320496, 14150620, 28301240, 56602480]

約数ペア:

[(1, 56602480), (2, 28301240), (4, 14150620), (5, 11320496), (8, 7075310), (10, 5660248), (11, 5145680), (16, 3537655), (20, 2830124), (22, 2572840), (40, 1415062), (44, 1286420), (55, 1029136), (80, 707531), (88, 643210), (110, 514568), (131, 432080), (176, 321605), (220, 257284), (262, 216040), (440, 128642), (491, 115280), (524, 108020), (655, 86416), (880, 64321), (982, 57640), (1048, 54010), (1310, 43208), (1441, 39280), (1964, 28820), (2096, 27005), (2455, 23056), (2620, 21604), (2882, 19640), (3928, 14410), (4910, 11528), (5240, 10802), (5401, 10480), (5764, 9820), (7205, 7856)]