161715344

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1084

約数の個数: 80

約数和(自身を含む): 377880576

約数和(自身を除く): 216165232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 47, 56, 62, 94, 112, 124, 188, 217, 248, 329, 376, 434, 496, 658, 752, 868, 991, 1316, 1457, 1736, 1982, 2632, 2914, 3472, 3964, 5264, 5828, 6937, 7928, 10199, 11656, 13874, 15856, 20398, 23312, 27748, 30721, 40796, 46577, 55496, 61442, 81592, 93154, 110992, 122884, 163184, 186308, 215047, 245768, 326039, 372616, 430094, 491536, 652078, 745232, 860188, 1304156, 1443887, 1720376, 2608312, 2887774, 3440752, 5216624, 5775548, 10107209, 11551096, 20214418, 23102192, 40428836, 80857672, 161715344]

約数ペア:

[(1, 161715344), (2, 80857672), (4, 40428836), (7, 23102192), (8, 20214418), (14, 11551096), (16, 10107209), (28, 5775548), (31, 5216624), (47, 3440752), (56, 2887774), (62, 2608312), (94, 1720376), (112, 1443887), (124, 1304156), (188, 860188), (217, 745232), (248, 652078), (329, 491536), (376, 430094), (434, 372616), (496, 326039), (658, 245768), (752, 215047), (868, 186308), (991, 163184), (1316, 122884), (1457, 110992), (1736, 93154), (1982, 81592), (2632, 61442), (2914, 55496), (3472, 46577), (3964, 40796), (5264, 30721), (5828, 27748), (6937, 23312), (7928, 20398), (10199, 15856), (11656, 13874)]