164977275

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1621}}^1$

素因数の和:1716

約数の個数: 48

約数和(自身を含む): 289624320

約数和(自身を除く): 124647045

約数列:

[1, 3, 5, 15, 23, 25, 59, 69, 75, 115, 177, 295, 345, 575, 885, 1357, 1475, 1621, 1725, 4071, 4425, 4863, 6785, 8105, 20355, 24315, 33925, 37283, 40525, 95639, 101775, 111849, 121575, 186415, 286917, 478195, 559245, 932075, 1434585, 2199697, 2390975, 2796225, 6599091, 7172925, 10998485, 32995455, 54992425, 164977275]

約数ペア:

[(1, 164977275), (3, 54992425), (5, 32995455), (15, 10998485), (23, 7172925), (25, 6599091), (59, 2796225), (69, 2390975), (75, 2199697), (115, 1434585), (177, 932075), (295, 559245), (345, 478195), (575, 286917), (885, 186415), (1357, 121575), (1475, 111849), (1621, 101775), (1725, 95639), (4071, 40525), (4425, 37283), (4863, 33925), (6785, 24315), (8105, 20355)]