202152620

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4909}}^1$

素因数の和:5018

約数の個数: 48

約数和(自身を含む): 445435200

約数和(自身を除く): 243282580

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 2059, 4118, 4909, 8236, 9818, 10295, 19636, 20590, 24545, 41180, 49090, 98180, 142361, 284722, 348539, 569444, 697078, 711805, 1394156, 1423610, 1742695, 2847220, 3485390, 6970780, 10107631, 20215262, 40430524, 50538155, 101076310, 202152620]

約数ペア:

[(1, 202152620), (2, 101076310), (4, 50538155), (5, 40430524), (10, 20215262), (20, 10107631), (29, 6970780), (58, 3485390), (71, 2847220), (116, 1742695), (142, 1423610), (145, 1394156), (284, 711805), (290, 697078), (355, 569444), (580, 348539), (710, 284722), (1420, 142361), (2059, 98180), (4118, 49090), (4909, 41180), (8236, 24545), (9818, 20590), (10295, 19636)]