198539425

素因数分解:

$5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 302793120

約数和(自身を除く): 104253695

約数列:

[1, 5, 7, 25, 35, 41, 49, 59, 67, 175, 205, 245, 287, 295, 335, 413, 469, 1025, 1225, 1435, 1475, 1675, 2009, 2065, 2345, 2419, 2747, 2891, 3283, 3953, 7175, 10045, 10325, 11725, 12095, 13735, 14455, 16415, 16933, 19229, 19765, 27671, 50225, 60475, 68675, 72275, 82075, 84665, 96145, 98825, 118531, 134603, 138355, 162073, 193697, 423325, 480725, 592655, 673015, 691775, 810365, 968485, 1134511, 2963275, 3365075, 4051825, 4842425, 5672555, 7941577, 28362775, 39707885, 198539425]

約数ペア:

[(1, 198539425), (5, 39707885), (7, 28362775), (25, 7941577), (35, 5672555), (41, 4842425), (49, 4051825), (59, 3365075), (67, 2963275), (175, 1134511), (205, 968485), (245, 810365), (287, 691775), (295, 673015), (335, 592655), (413, 480725), (469, 423325), (1025, 193697), (1225, 162073), (1435, 138355), (1475, 134603), (1675, 118531), (2009, 98825), (2065, 96145), (2345, 84665), (2419, 82075), (2747, 72275), (2891, 68675), (3283, 60475), (3953, 50225), (7175, 27671), (10045, 19765), (10325, 19229), (11725, 16933), (12095, 16415), (13735, 14455)]