328709440

素因数分解:

$2^6\times 5^1\times {\mathrm{167}}^1\times {\mathrm{6151}}^1$

素因数の和:6335

約数の個数: 56

約数和(自身を含む): 787554432

約数和(自身を除く): 458844992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 167, 320, 334, 668, 835, 1336, 1670, 2672, 3340, 5344, 6151, 6680, 10688, 12302, 13360, 24604, 26720, 30755, 49208, 53440, 61510, 98416, 123020, 196832, 246040, 393664, 492080, 984160, 1027217, 1968320, 2054434, 4108868, 5136085, 8217736, 10272170, 16435472, 20544340, 32870944, 41088680, 65741888, 82177360, 164354720, 328709440]

約数ペア:

[(1, 328709440), (2, 164354720), (4, 82177360), (5, 65741888), (8, 41088680), (10, 32870944), (16, 20544340), (20, 16435472), (32, 10272170), (40, 8217736), (64, 5136085), (80, 4108868), (160, 2054434), (167, 1968320), (320, 1027217), (334, 984160), (668, 492080), (835, 393664), (1336, 246040), (1670, 196832), (2672, 123020), (3340, 98416), (5344, 61510), (6151, 53440), (6680, 49208), (10688, 30755), (12302, 26720), (13360, 24604)]