64155728

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 154573440

約数和(自身を除く): 90417712

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 139, 182, 208, 278, 317, 364, 556, 634, 728, 973, 1112, 1268, 1456, 1807, 1946, 2219, 2224, 2536, 3614, 3892, 4121, 4438, 5072, 7228, 7784, 8242, 8876, 12649, 14456, 15568, 16484, 17752, 25298, 28847, 28912, 32968, 35504, 44063, 50596, 57694, 65936, 88126, 101192, 115388, 176252, 202384, 230776, 308441, 352504, 461552, 572819, 616882, 705008, 1145638, 1233764, 2291276, 2467528, 4009733, 4582552, 4935056, 8019466, 9165104, 16038932, 32077864, 64155728]

約数ペア:

[(1, 64155728), (2, 32077864), (4, 16038932), (7, 9165104), (8, 8019466), (13, 4935056), (14, 4582552), (16, 4009733), (26, 2467528), (28, 2291276), (52, 1233764), (56, 1145638), (91, 705008), (104, 616882), (112, 572819), (139, 461552), (182, 352504), (208, 308441), (278, 230776), (317, 202384), (364, 176252), (556, 115388), (634, 101192), (728, 88126), (973, 65936), (1112, 57694), (1268, 50596), (1456, 44063), (1807, 35504), (1946, 32968), (2219, 28912), (2224, 28847), (2536, 25298), (3614, 17752), (3892, 16484), (4121, 15568), (4438, 14456), (5072, 12649), (7228, 8876), (7784, 8242)]