253489664

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{13381}}^1$

素因数の和:13436

約数の個数: 40

約数和(自身を含む): 520211868

約数和(自身を除く): 266722204

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 128, 148, 256, 296, 512, 592, 1184, 2368, 4736, 9472, 13381, 18944, 26762, 53524, 107048, 214096, 428192, 495097, 856384, 990194, 1712768, 1980388, 3425536, 3960776, 6851072, 7921552, 15843104, 31686208, 63372416, 126744832, 253489664]

約数ペア:

[(1, 253489664), (2, 126744832), (4, 63372416), (8, 31686208), (16, 15843104), (32, 7921552), (37, 6851072), (64, 3960776), (74, 3425536), (128, 1980388), (148, 1712768), (256, 990194), (296, 856384), (512, 495097), (592, 428192), (1184, 214096), (2368, 107048), (4736, 53524), (9472, 26762), (13381, 18944)]