74986405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 104025600

約数和(自身を除く): 29039195

約数列:

[1, 5, 13, 17, 65, 79, 85, 221, 395, 859, 1027, 1105, 1343, 4295, 5135, 6715, 11167, 14603, 17459, 55835, 67861, 73015, 87295, 189839, 339305, 882193, 949195, 1153637, 4410965, 5768185, 14997281, 74986405]

約数ペア:

[(1, 74986405), (5, 14997281), (13, 5768185), (17, 4410965), (65, 1153637), (79, 949195), (85, 882193), (221, 339305), (395, 189839), (859, 87295), (1027, 73015), (1105, 67861), (1343, 55835), (4295, 17459), (5135, 14603), (6715, 11167)]