620953856

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:1007

約数の個数: 72

約数和(自身を含む): 1290123744

約数和(自身を除く): 669169888

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 67, 82, 128, 134, 164, 256, 268, 328, 536, 656, 883, 1072, 1312, 1766, 2144, 2624, 2747, 3532, 4288, 5248, 5494, 7064, 8576, 10496, 10988, 14128, 17152, 21976, 28256, 36203, 43952, 56512, 59161, 72406, 87904, 113024, 118322, 144812, 175808, 226048, 236644, 289624, 351616, 473288, 579248, 703232, 946576, 1158496, 1893152, 2316992, 2425601, 3786304, 4633984, 4851202, 7572608, 9267968, 9702404, 15145216, 19404808, 38809616, 77619232, 155238464, 310476928, 620953856]

約数ペア:

[(1, 620953856), (2, 310476928), (4, 155238464), (8, 77619232), (16, 38809616), (32, 19404808), (41, 15145216), (64, 9702404), (67, 9267968), (82, 7572608), (128, 4851202), (134, 4633984), (164, 3786304), (256, 2425601), (268, 2316992), (328, 1893152), (536, 1158496), (656, 946576), (883, 703232), (1072, 579248), (1312, 473288), (1766, 351616), (2144, 289624), (2624, 236644), (2747, 226048), (3532, 175808), (4288, 144812), (5248, 118322), (5494, 113024), (7064, 87904), (8576, 72406), (10496, 59161), (10988, 56512), (14128, 43952), (17152, 36203), (21976, 28256)]