254173810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{2659}}^1$

素因数の和:2767

約数の個数: 48

約数和(自身を含む): 509443200

約数和(自身を除く): 255269390

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 121, 158, 242, 395, 605, 790, 869, 1210, 1738, 2659, 4345, 5318, 8690, 9559, 13295, 19118, 26590, 29249, 47795, 58498, 95590, 146245, 210061, 292490, 321739, 420122, 643478, 1050305, 1608695, 2100610, 2310671, 3217390, 4621342, 11553355, 23106710, 25417381, 50834762, 127086905, 254173810]

約数ペア:

[(1, 254173810), (2, 127086905), (5, 50834762), (10, 25417381), (11, 23106710), (22, 11553355), (55, 4621342), (79, 3217390), (110, 2310671), (121, 2100610), (158, 1608695), (242, 1050305), (395, 643478), (605, 420122), (790, 321739), (869, 292490), (1210, 210061), (1738, 146245), (2659, 95590), (4345, 58498), (5318, 47795), (8690, 29249), (9559, 26590), (13295, 19118)]