149450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{61}}^1$

素因数の和:87

約数の個数: 36

約数和(自身を含む): 328662

約数和(自身を除く): 179212

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 61, 70, 98, 122, 175, 245, 305, 350, 427, 490, 610, 854, 1225, 1525, 2135, 2450, 2989, 3050, 4270, 5978, 10675, 14945, 21350, 29890, 74725, 149450]

約数ペア:

[(1, 149450), (2, 74725), (5, 29890), (7, 21350), (10, 14945), (14, 10675), (25, 5978), (35, 4270), (49, 3050), (50, 2989), (61, 2450), (70, 2135), (98, 1525), (122, 1225), (175, 854), (245, 610), (305, 490), (350, 427)]