61715980

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{12007}}^1$

素因数の和:12273

約数の個数: 24

約数和(自身を含む): 130118688

約数和(自身を除く): 68402708

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 12007, 24014, 48028, 60035, 120070, 240140, 3085799, 6171598, 12343196, 15428995, 30857990, 61715980]

約数ペア:

[(1, 61715980), (2, 30857990), (4, 15428995), (5, 12343196), (10, 6171598), (20, 3085799), (257, 240140), (514, 120070), (1028, 60035), (1285, 48028), (2570, 24014), (5140, 12007)]