140481170

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 265355784

約数和(自身を除く): 124874614

約数列:

[1, 2, 5, 10, 41, 61, 82, 122, 137, 205, 274, 305, 410, 610, 685, 1370, 1681, 2501, 3362, 5002, 5617, 8357, 8405, 11234, 12505, 16714, 16810, 25010, 28085, 41785, 56170, 83570, 102541, 205082, 230297, 342637, 460594, 512705, 685274, 1025410, 1151485, 1713185, 2302970, 3426370, 14048117, 28096234, 70240585, 140481170]

約数ペア:

[(1, 140481170), (2, 70240585), (5, 28096234), (10, 14048117), (41, 3426370), (61, 2302970), (82, 1713185), (122, 1151485), (137, 1025410), (205, 685274), (274, 512705), (305, 460594), (410, 342637), (610, 230297), (685, 205082), (1370, 102541), (1681, 83570), (2501, 56170), (3362, 41785), (5002, 28085), (5617, 25010), (8357, 16810), (8405, 16714), (11234, 12505)]