50998220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4003}}^1$

素因数の和:4039

約数の個数: 72

約数和(自身を含む): 134198064

約数和(自身を除く): 83199844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 4003, 6370, 8006, 12740, 16012, 20015, 28021, 40030, 52039, 56042, 80060, 104078, 112084, 140105, 196147, 208156, 260195, 280210, 364273, 392294, 520390, 560420, 728546, 784588, 980735, 1040780, 1457092, 1821365, 1961470, 2549911, 3642730, 3922940, 5099822, 7285460, 10199644, 12749555, 25499110, 50998220]

約数ペア:

[(1, 50998220), (2, 25499110), (4, 12749555), (5, 10199644), (7, 7285460), (10, 5099822), (13, 3922940), (14, 3642730), (20, 2549911), (26, 1961470), (28, 1821365), (35, 1457092), (49, 1040780), (52, 980735), (65, 784588), (70, 728546), (91, 560420), (98, 520390), (130, 392294), (140, 364273), (182, 280210), (196, 260195), (245, 208156), (260, 196147), (364, 140105), (455, 112084), (490, 104078), (637, 80060), (910, 56042), (980, 52039), (1274, 40030), (1820, 28021), (2548, 20015), (3185, 16012), (4003, 12740), (6370, 8006)]