626990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1$

素因数の和:93

約数の個数: 48

約数和(自身を含む): 1423008

約数和(自身を除く): 796018

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 169, 182, 265, 338, 371, 455, 530, 689, 742, 845, 910, 1183, 1378, 1690, 1855, 2366, 3445, 3710, 4823, 5915, 6890, 8957, 9646, 11830, 17914, 24115, 44785, 48230, 62699, 89570, 125398, 313495, 626990]

約数ペア:

[(1, 626990), (2, 313495), (5, 125398), (7, 89570), (10, 62699), (13, 48230), (14, 44785), (26, 24115), (35, 17914), (53, 11830), (65, 9646), (70, 8957), (91, 6890), (106, 5915), (130, 4823), (169, 3710), (182, 3445), (265, 2366), (338, 1855), (371, 1690), (455, 1378), (530, 1183), (689, 910), (742, 845)]