201000448

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:519

約数の個数: 80

約数和(自身を含む): 444145680

約数和(自身を除く): 243145232

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 89, 128, 176, 178, 256, 352, 356, 401, 512, 704, 712, 802, 979, 1408, 1424, 1604, 1958, 2816, 2848, 3208, 3916, 4411, 5632, 5696, 6416, 7832, 8822, 11392, 12832, 15664, 17644, 22784, 25664, 31328, 35288, 35689, 45568, 51328, 62656, 70576, 71378, 102656, 125312, 141152, 142756, 205312, 250624, 282304, 285512, 392579, 501248, 564608, 571024, 785158, 1129216, 1142048, 1570316, 2258432, 2284096, 3140632, 4568192, 6281264, 9136384, 12562528, 18272768, 25125056, 50250112, 100500224, 201000448]

約数ペア:

[(1, 201000448), (2, 100500224), (4, 50250112), (8, 25125056), (11, 18272768), (16, 12562528), (22, 9136384), (32, 6281264), (44, 4568192), (64, 3140632), (88, 2284096), (89, 2258432), (128, 1570316), (176, 1142048), (178, 1129216), (256, 785158), (352, 571024), (356, 564608), (401, 501248), (512, 392579), (704, 285512), (712, 282304), (802, 250624), (979, 205312), (1408, 142756), (1424, 141152), (1604, 125312), (1958, 102656), (2816, 71378), (2848, 70576), (3208, 62656), (3916, 51328), (4411, 45568), (5632, 35689), (5696, 35288), (6416, 31328), (7832, 25664), (8822, 22784), (11392, 17644), (12832, 15664)]