25558208

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:194

約数の個数: 84

約数和(自身を含む): 58567320

約数和(自身を除く): 33009112

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 136, 139, 169, 208, 221, 272, 278, 338, 416, 442, 544, 556, 676, 832, 884, 1088, 1112, 1352, 1768, 1807, 2224, 2363, 2704, 2873, 3536, 3614, 4448, 4726, 5408, 5746, 7072, 7228, 8896, 9452, 10816, 11492, 14144, 14456, 18904, 22984, 23491, 28912, 30719, 37808, 45968, 46982, 57824, 61438, 75616, 91936, 93964, 115648, 122876, 151232, 183872, 187928, 245752, 375856, 399347, 491504, 751712, 798694, 983008, 1503424, 1597388, 1966016, 3194776, 6389552, 12779104, 25558208]

約数ペア:

[(1, 25558208), (2, 12779104), (4, 6389552), (8, 3194776), (13, 1966016), (16, 1597388), (17, 1503424), (26, 983008), (32, 798694), (34, 751712), (52, 491504), (64, 399347), (68, 375856), (104, 245752), (136, 187928), (139, 183872), (169, 151232), (208, 122876), (221, 115648), (272, 93964), (278, 91936), (338, 75616), (416, 61438), (442, 57824), (544, 46982), (556, 45968), (676, 37808), (832, 30719), (884, 28912), (1088, 23491), (1112, 22984), (1352, 18904), (1768, 14456), (1807, 14144), (2224, 11492), (2363, 10816), (2704, 9452), (2873, 8896), (3536, 7228), (3614, 7072), (4448, 5746), (4726, 5408)]