99286840

素因数分解:

$2^3\times 5^1\times {\mathrm{1039}}^1\times {\mathrm{2389}}^1$

素因数の和:3439

約数の個数: 32

約数和(自身を含む): 223704000

約数和(自身を除く): 124417160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1039, 2078, 2389, 4156, 4778, 5195, 8312, 9556, 10390, 11945, 19112, 20780, 23890, 41560, 47780, 95560, 2482171, 4964342, 9928684, 12410855, 19857368, 24821710, 49643420, 99286840]

約数ペア:

[(1, 99286840), (2, 49643420), (4, 24821710), (5, 19857368), (8, 12410855), (10, 9928684), (20, 4964342), (40, 2482171), (1039, 95560), (2078, 47780), (2389, 41560), (4156, 23890), (4778, 20780), (5195, 19112), (8312, 11945), (9556, 10390)]