72669825

素因数分解:

$3^3\times 5^2\times {\mathrm{199}}^1\times {\mathrm{541}}^1$

素因数の和:759

約数の個数: 48

約数和(自身を含む): 134416000

約数和(自身を除く): 61746175

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 199, 225, 541, 597, 675, 995, 1623, 1791, 2705, 2985, 4869, 4975, 5373, 8115, 8955, 13525, 14607, 14925, 24345, 26865, 40575, 44775, 73035, 107659, 121725, 134325, 322977, 365175, 538295, 968931, 1614885, 2691475, 2906793, 4844655, 8074425, 14533965, 24223275, 72669825]

約数ペア:

[(1, 72669825), (3, 24223275), (5, 14533965), (9, 8074425), (15, 4844655), (25, 2906793), (27, 2691475), (45, 1614885), (75, 968931), (135, 538295), (199, 365175), (225, 322977), (541, 134325), (597, 121725), (675, 107659), (995, 73035), (1623, 44775), (1791, 40575), (2705, 26865), (2985, 24345), (4869, 14925), (4975, 14607), (5373, 13525), (8115, 8955)]