201817216

素因数分解:

$2^7\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 416404800

約数和(自身を除く): 214587584

約数列:

[1, 2, 4, 8, 16, 32, 53, 64, 71, 106, 128, 142, 212, 284, 419, 424, 568, 838, 848, 1136, 1676, 1696, 2272, 3352, 3392, 3763, 4544, 6704, 6784, 7526, 9088, 13408, 15052, 22207, 26816, 29749, 30104, 44414, 53632, 59498, 60208, 88828, 118996, 120416, 177656, 237992, 240832, 355312, 475984, 481664, 710624, 951968, 1421248, 1576697, 1903936, 2842496, 3153394, 3807872, 6306788, 12613576, 25227152, 50454304, 100908608, 201817216]

約数ペア:

[(1, 201817216), (2, 100908608), (4, 50454304), (8, 25227152), (16, 12613576), (32, 6306788), (53, 3807872), (64, 3153394), (71, 2842496), (106, 1903936), (128, 1576697), (142, 1421248), (212, 951968), (284, 710624), (419, 481664), (424, 475984), (568, 355312), (838, 240832), (848, 237992), (1136, 177656), (1676, 120416), (1696, 118996), (2272, 88828), (3352, 60208), (3392, 59498), (3763, 53632), (4544, 44414), (6704, 30104), (6784, 29749), (7526, 26816), (9088, 22207), (13408, 15052)]