30820192

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 67790520

約数和(自身を除く): 36970328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 139, 164, 169, 208, 278, 328, 338, 416, 533, 556, 656, 676, 1066, 1112, 1312, 1352, 1807, 2132, 2224, 2704, 3614, 4264, 4448, 5408, 5699, 6929, 7228, 8528, 11398, 13858, 14456, 17056, 22796, 23491, 27716, 28912, 45592, 46982, 55432, 57824, 74087, 91184, 93964, 110864, 148174, 182368, 187928, 221728, 296348, 375856, 592696, 751712, 963131, 1185392, 1926262, 2370784, 3852524, 7705048, 15410096, 30820192]

約数ペア:

[(1, 30820192), (2, 15410096), (4, 7705048), (8, 3852524), (13, 2370784), (16, 1926262), (26, 1185392), (32, 963131), (41, 751712), (52, 592696), (82, 375856), (104, 296348), (139, 221728), (164, 187928), (169, 182368), (208, 148174), (278, 110864), (328, 93964), (338, 91184), (416, 74087), (533, 57824), (556, 55432), (656, 46982), (676, 45592), (1066, 28912), (1112, 27716), (1312, 23491), (1352, 22796), (1807, 17056), (2132, 14456), (2224, 13858), (2704, 11398), (3614, 8528), (4264, 7228), (4448, 6929), (5408, 5699)]