201922505

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:749

約数の個数: 32

約数和(自身を含む): 262081440

約数和(自身を除く): 60158935

約数列:

[1, 5, 29, 37, 61, 145, 185, 305, 617, 1073, 1769, 2257, 3085, 5365, 8845, 11285, 17893, 22829, 37637, 65453, 89465, 114145, 188185, 327265, 662041, 1091473, 1392569, 3310205, 5457365, 6962845, 40384501, 201922505]

約数ペア:

[(1, 201922505), (5, 40384501), (29, 6962845), (37, 5457365), (61, 3310205), (145, 1392569), (185, 1091473), (305, 662041), (617, 327265), (1073, 188185), (1769, 114145), (2257, 89465), (3085, 65453), (5365, 37637), (8845, 22829), (11285, 17893)]