2687692575

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{6389}}^1$

素因数の和:6552

約数の個数: 48

約数和(自身を含む): 4563993600

約数和(自身を除く): 1876301025

約数列:

[1, 3, 5, 15, 25, 71, 75, 79, 213, 237, 355, 395, 1065, 1185, 1775, 1975, 5325, 5609, 5925, 6389, 16827, 19167, 28045, 31945, 84135, 95835, 140225, 159725, 420675, 453619, 479175, 504731, 1360857, 1514193, 2268095, 2523655, 6804285, 7570965, 11340475, 12618275, 34021425, 35835901, 37854825, 107507703, 179179505, 537538515, 895897525, 2687692575]

約数ペア:

[(1, 2687692575), (3, 895897525), (5, 537538515), (15, 179179505), (25, 107507703), (71, 37854825), (75, 35835901), (79, 34021425), (213, 12618275), (237, 11340475), (355, 7570965), (395, 6804285), (1065, 2523655), (1185, 2268095), (1775, 1514193), (1975, 1360857), (5325, 504731), (5609, 479175), (5925, 453619), (6389, 420675), (16827, 159725), (19167, 140225), (28045, 95835), (31945, 84135)]