57005390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:501

約数の個数: 48

約数和(自身を含む): 112654800

約数和(自身を除く): 55649410

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 169, 178, 338, 379, 445, 758, 845, 890, 1157, 1690, 1895, 2314, 3790, 4927, 5785, 9854, 11570, 15041, 24635, 30082, 33731, 49270, 64051, 67462, 75205, 128102, 150410, 168655, 320255, 337310, 438503, 640510, 877006, 2192515, 4385030, 5700539, 11401078, 28502695, 57005390]

約数ペア:

[(1, 57005390), (2, 28502695), (5, 11401078), (10, 5700539), (13, 4385030), (26, 2192515), (65, 877006), (89, 640510), (130, 438503), (169, 337310), (178, 320255), (338, 168655), (379, 150410), (445, 128102), (758, 75205), (845, 67462), (890, 64051), (1157, 49270), (1690, 33731), (1895, 30082), (2314, 24635), (3790, 15041), (4927, 11570), (5785, 9854)]