99680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{89}}^1$

素因数の和:111

約数の個数: 48

約数和(自身を含む): 272160

約数和(自身を除く): 172480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 89, 112, 140, 160, 178, 224, 280, 356, 445, 560, 623, 712, 890, 1120, 1246, 1424, 1780, 2492, 2848, 3115, 3560, 4984, 6230, 7120, 9968, 12460, 14240, 19936, 24920, 49840, 99680]

約数ペア:

[(1, 99680), (2, 49840), (4, 24920), (5, 19936), (7, 14240), (8, 12460), (10, 9968), (14, 7120), (16, 6230), (20, 4984), (28, 3560), (32, 3115), (35, 2848), (40, 2492), (56, 1780), (70, 1424), (80, 1246), (89, 1120), (112, 890), (140, 712), (160, 623), (178, 560), (224, 445), (280, 356)]