127890290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{853}}^1$

素因数の和:947

約数の個数: 64

約数和(自身を含む): 265628160

約数和(自身を除く): 137737870

約数列:

[1, 2, 5, 10, 11, 22, 29, 47, 55, 58, 94, 110, 145, 235, 290, 319, 470, 517, 638, 853, 1034, 1363, 1595, 1706, 2585, 2726, 3190, 4265, 5170, 6815, 8530, 9383, 13630, 14993, 18766, 24737, 29986, 40091, 46915, 49474, 74965, 80182, 93830, 123685, 149930, 200455, 247370, 272107, 400910, 441001, 544214, 882002, 1162639, 1360535, 2205005, 2325278, 2721070, 4410010, 5813195, 11626390, 12789029, 25578058, 63945145, 127890290]

約数ペア:

[(1, 127890290), (2, 63945145), (5, 25578058), (10, 12789029), (11, 11626390), (22, 5813195), (29, 4410010), (47, 2721070), (55, 2325278), (58, 2205005), (94, 1360535), (110, 1162639), (145, 882002), (235, 544214), (290, 441001), (319, 400910), (470, 272107), (517, 247370), (638, 200455), (853, 149930), (1034, 123685), (1363, 93830), (1595, 80182), (1706, 74965), (2585, 49474), (2726, 46915), (3190, 40091), (4265, 29986), (5170, 24737), (6815, 18766), (8530, 14993), (9383, 13630)]