201125405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{317}}^1$

素因数の和:605

約数の個数: 32

約数和(自身を含む): 267974784

約数和(自身を除く): 66849379

約数列:

[1, 5, 13, 43, 65, 215, 227, 317, 559, 1135, 1585, 2795, 2951, 4121, 9761, 13631, 14755, 20605, 48805, 68155, 71959, 126893, 177203, 359795, 634465, 886015, 935467, 3094237, 4677335, 15471185, 40225081, 201125405]

約数ペア:

[(1, 201125405), (5, 40225081), (13, 15471185), (43, 4677335), (65, 3094237), (215, 935467), (227, 886015), (317, 634465), (559, 359795), (1135, 177203), (1585, 126893), (2795, 71959), (2951, 68155), (4121, 48805), (9761, 20605), (13631, 14755)]