161554485

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 286654464

約数和(自身を除く): 125099979

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 107, 155, 191, 255, 321, 465, 527, 535, 573, 955, 1581, 1605, 1819, 2635, 2865, 3247, 3317, 5457, 5921, 7905, 9095, 9741, 9951, 16235, 16585, 17763, 20437, 27285, 29605, 48705, 49755, 56389, 61311, 88815, 100657, 102185, 169167, 281945, 301971, 306555, 347429, 503285, 633547, 845835, 1042287, 1509855, 1737145, 1900641, 3167735, 5211435, 9503205, 10770299, 32310897, 53851495, 161554485]

約数ペア:

[(1, 161554485), (3, 53851495), (5, 32310897), (15, 10770299), (17, 9503205), (31, 5211435), (51, 3167735), (85, 1900641), (93, 1737145), (107, 1509855), (155, 1042287), (191, 845835), (255, 633547), (321, 503285), (465, 347429), (527, 306555), (535, 301971), (573, 281945), (955, 169167), (1581, 102185), (1605, 100657), (1819, 88815), (2635, 61311), (2865, 56389), (3247, 49755), (3317, 48705), (5457, 29605), (5921, 27285), (7905, 20437), (9095, 17763), (9741, 16585), (9951, 16235)]