388437700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{79273}}^1$

素因数の和:79301

約数の個数: 54

約数和(自身を含む): 980540106

約数和(自身を除く): 592102406

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 79273, 158546, 317092, 396365, 554911, 792730, 1109822, 1585460, 1981825, 2219644, 2774555, 3884377, 3963650, 5549110, 7768754, 7927300, 11098220, 13872775, 15537508, 19421885, 27745550, 38843770, 55491100, 77687540, 97109425, 194218850, 388437700]

約数ペア:

[(1, 388437700), (2, 194218850), (4, 97109425), (5, 77687540), (7, 55491100), (10, 38843770), (14, 27745550), (20, 19421885), (25, 15537508), (28, 13872775), (35, 11098220), (49, 7927300), (50, 7768754), (70, 5549110), (98, 3963650), (100, 3884377), (140, 2774555), (175, 2219644), (196, 1981825), (245, 1585460), (350, 1109822), (490, 792730), (700, 554911), (980, 396365), (1225, 317092), (2450, 158546), (4900, 79273)]