49992225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 87649152

約数和(自身を除く): 37656927

約数列:

[1, 3, 5, 15, 23, 25, 69, 73, 75, 115, 219, 345, 365, 397, 575, 1095, 1191, 1679, 1725, 1825, 1985, 5037, 5475, 5955, 8395, 9131, 9925, 25185, 27393, 28981, 29775, 41975, 45655, 86943, 125925, 136965, 144905, 228275, 434715, 666563, 684825, 724525, 1999689, 2173575, 3332815, 9998445, 16664075, 49992225]

約数ペア:

[(1, 49992225), (3, 16664075), (5, 9998445), (15, 3332815), (23, 2173575), (25, 1999689), (69, 724525), (73, 684825), (75, 666563), (115, 434715), (219, 228275), (345, 144905), (365, 136965), (397, 125925), (575, 86943), (1095, 45655), (1191, 41975), (1679, 29775), (1725, 28981), (1825, 27393), (1985, 25185), (5037, 9925), (5475, 9131), (5955, 8395)]