79452080

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{11159}}^1$

素因数の和:11261

約数の個数: 40

約数和(自身を含む): 186818400

約数和(自身を除く): 107366320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 7120, 11159, 22318, 44636, 55795, 89272, 111590, 178544, 223180, 446360, 892720, 993151, 1986302, 3972604, 4965755, 7945208, 9931510, 15890416, 19863020, 39726040, 79452080]

約数ペア:

[(1, 79452080), (2, 39726040), (4, 19863020), (5, 15890416), (8, 9931510), (10, 7945208), (16, 4965755), (20, 3972604), (40, 1986302), (80, 993151), (89, 892720), (178, 446360), (356, 223180), (445, 178544), (712, 111590), (890, 89272), (1424, 55795), (1780, 44636), (3560, 22318), (7120, 11159)]