28686350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7451}}^1$

素因数の和:7481

約数の個数: 48

約数和(自身を含む): 66531456

約数和(自身を除く): 37845106

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850, 7451, 14902, 37255, 52157, 74510, 81961, 104314, 163922, 186275, 260785, 372550, 409805, 521570, 573727, 819610, 1147454, 1303925, 2049025, 2607850, 2868635, 4098050, 5737270, 14343175, 28686350]

約数ペア:

[(1, 28686350), (2, 14343175), (5, 5737270), (7, 4098050), (10, 2868635), (11, 2607850), (14, 2049025), (22, 1303925), (25, 1147454), (35, 819610), (50, 573727), (55, 521570), (70, 409805), (77, 372550), (110, 260785), (154, 186275), (175, 163922), (275, 104314), (350, 81961), (385, 74510), (550, 52157), (770, 37255), (1925, 14902), (3850, 7451)]