78551504

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 155946120

約数和(自身を除く): 77394616

約数列:

[1, 2, 4, 8, 16, 73, 109, 146, 218, 292, 436, 584, 617, 872, 1168, 1234, 1744, 2468, 4936, 7957, 9872, 15914, 31828, 45041, 63656, 67253, 90082, 127312, 134506, 180164, 269012, 360328, 538024, 720656, 1076048, 4909469, 9818938, 19637876, 39275752, 78551504]

約数ペア:

[(1, 78551504), (2, 39275752), (4, 19637876), (8, 9818938), (16, 4909469), (73, 1076048), (109, 720656), (146, 538024), (218, 360328), (292, 269012), (436, 180164), (584, 134506), (617, 127312), (872, 90082), (1168, 67253), (1234, 63656), (1744, 45041), (2468, 31828), (4936, 15914), (7957, 9872)]