87118276

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1$

素因数の和:389

約数の個数: 72

約数和(自身を含む): 187220376

約数和(自身を除く): 100102100

約数列:

[1, 2, 4, 7, 14, 28, 37, 41, 49, 74, 82, 98, 148, 164, 196, 259, 287, 293, 518, 574, 586, 1036, 1148, 1172, 1517, 1813, 2009, 2051, 3034, 3626, 4018, 4102, 6068, 7252, 8036, 8204, 10619, 10841, 12013, 14357, 21238, 21682, 24026, 28714, 42476, 43364, 48052, 57428, 74333, 75887, 84091, 148666, 151774, 168182, 297332, 303548, 336364, 444481, 531209, 588637, 888962, 1062418, 1177274, 1777924, 2124836, 2354548, 3111367, 6222734, 12445468, 21779569, 43559138, 87118276]

約数ペア:

[(1, 87118276), (2, 43559138), (4, 21779569), (7, 12445468), (14, 6222734), (28, 3111367), (37, 2354548), (41, 2124836), (49, 1777924), (74, 1177274), (82, 1062418), (98, 888962), (148, 588637), (164, 531209), (196, 444481), (259, 336364), (287, 303548), (293, 297332), (518, 168182), (574, 151774), (586, 148666), (1036, 84091), (1148, 75887), (1172, 74333), (1517, 57428), (1813, 48052), (2009, 43364), (2051, 42476), (3034, 28714), (3626, 24026), (4018, 21682), (4102, 21238), (6068, 14357), (7252, 12013), (8036, 10841), (8204, 10619)]