31308928

素因数分解:

$2^7\times 7^1\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:525

約数の個数: 64

約数和(自身を含む): 72313920

約数和(自身を除く): 41004992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 83, 112, 128, 166, 224, 332, 421, 448, 581, 664, 842, 896, 1162, 1328, 1684, 2324, 2656, 2947, 3368, 4648, 5312, 5894, 6736, 9296, 10624, 11788, 13472, 18592, 23576, 26944, 34943, 37184, 47152, 53888, 69886, 74368, 94304, 139772, 188608, 244601, 279544, 377216, 489202, 559088, 978404, 1118176, 1956808, 2236352, 3913616, 4472704, 7827232, 15654464, 31308928]

約数ペア:

[(1, 31308928), (2, 15654464), (4, 7827232), (7, 4472704), (8, 3913616), (14, 2236352), (16, 1956808), (28, 1118176), (32, 978404), (56, 559088), (64, 489202), (83, 377216), (112, 279544), (128, 244601), (166, 188608), (224, 139772), (332, 94304), (421, 74368), (448, 69886), (581, 53888), (664, 47152), (842, 37184), (896, 34943), (1162, 26944), (1328, 23576), (1684, 18592), (2324, 13472), (2656, 11788), (2947, 10624), (3368, 9296), (4648, 6736), (5312, 5894)]