202100440

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:536

約数の個数: 64

約数和(自身を含む): 462873600

約数和(自身を除く): 260773160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 163, 223, 278, 326, 446, 556, 652, 695, 815, 892, 1112, 1115, 1304, 1390, 1630, 1784, 2230, 2780, 3260, 4460, 5560, 6520, 8920, 22657, 30997, 36349, 45314, 61994, 72698, 90628, 113285, 123988, 145396, 154985, 181256, 181745, 226570, 247976, 290792, 309970, 363490, 453140, 619940, 726980, 906280, 1239880, 1453960, 5052511, 10105022, 20210044, 25262555, 40420088, 50525110, 101050220, 202100440]

約数ペア:

[(1, 202100440), (2, 101050220), (4, 50525110), (5, 40420088), (8, 25262555), (10, 20210044), (20, 10105022), (40, 5052511), (139, 1453960), (163, 1239880), (223, 906280), (278, 726980), (326, 619940), (446, 453140), (556, 363490), (652, 309970), (695, 290792), (815, 247976), (892, 226570), (1112, 181745), (1115, 181256), (1304, 154985), (1390, 145396), (1630, 123988), (1784, 113285), (2230, 90628), (2780, 72698), (3260, 61994), (4460, 45314), (5560, 36349), (6520, 30997), (8920, 22657)]