78042620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1\times {\mathrm{401}}^1$

素因数の和:710

約数の個数: 48

約数和(自身を含む): 169380288

約数和(自身を除く): 91337668

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 263, 370, 401, 526, 740, 802, 1052, 1315, 1604, 2005, 2630, 4010, 5260, 8020, 9731, 14837, 19462, 29674, 38924, 48655, 59348, 74185, 97310, 105463, 148370, 194620, 210926, 296740, 421852, 527315, 1054630, 2109260, 3902131, 7804262, 15608524, 19510655, 39021310, 78042620]

約数ペア:

[(1, 78042620), (2, 39021310), (4, 19510655), (5, 15608524), (10, 7804262), (20, 3902131), (37, 2109260), (74, 1054630), (148, 527315), (185, 421852), (263, 296740), (370, 210926), (401, 194620), (526, 148370), (740, 105463), (802, 97310), (1052, 74185), (1315, 59348), (1604, 48655), (2005, 38924), (2630, 29674), (4010, 19462), (5260, 14837), (8020, 9731)]