82489540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2053}}^1$

素因数の和:2117

約数の個数: 72

約数和(自身を含む): 206525592

約数和(自身を除く): 124036052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2053, 2870, 4018, 4106, 5740, 8036, 8212, 10045, 10265, 14371, 20090, 20530, 28742, 40180, 41060, 57484, 71855, 84173, 100597, 143710, 168346, 201194, 287420, 336692, 402388, 420865, 502985, 589211, 841730, 1005970, 1178422, 1683460, 2011940, 2356844, 2946055, 4124477, 5892110, 8248954, 11784220, 16497908, 20622385, 41244770, 82489540]

約数ペア:

[(1, 82489540), (2, 41244770), (4, 20622385), (5, 16497908), (7, 11784220), (10, 8248954), (14, 5892110), (20, 4124477), (28, 2946055), (35, 2356844), (41, 2011940), (49, 1683460), (70, 1178422), (82, 1005970), (98, 841730), (140, 589211), (164, 502985), (196, 420865), (205, 402388), (245, 336692), (287, 287420), (410, 201194), (490, 168346), (574, 143710), (820, 100597), (980, 84173), (1148, 71855), (1435, 57484), (2009, 41060), (2053, 40180), (2870, 28742), (4018, 20530), (4106, 20090), (5740, 14371), (8036, 10265), (8212, 10045)]