25440688

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 61621056

約数和(自身を除く): 36180368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 101, 104, 112, 173, 182, 202, 208, 346, 364, 404, 692, 707, 728, 808, 1211, 1313, 1384, 1414, 1456, 1616, 2249, 2422, 2626, 2768, 2828, 4498, 4844, 5252, 5656, 8996, 9191, 9688, 10504, 11312, 15743, 17473, 17992, 18382, 19376, 21008, 31486, 34946, 35984, 36764, 62972, 69892, 73528, 122311, 125944, 139784, 147056, 227149, 244622, 251888, 279568, 454298, 489244, 908596, 978488, 1590043, 1817192, 1956976, 3180086, 3634384, 6360172, 12720344, 25440688]

約数ペア:

[(1, 25440688), (2, 12720344), (4, 6360172), (7, 3634384), (8, 3180086), (13, 1956976), (14, 1817192), (16, 1590043), (26, 978488), (28, 908596), (52, 489244), (56, 454298), (91, 279568), (101, 251888), (104, 244622), (112, 227149), (173, 147056), (182, 139784), (202, 125944), (208, 122311), (346, 73528), (364, 69892), (404, 62972), (692, 36764), (707, 35984), (728, 34946), (808, 31486), (1211, 21008), (1313, 19376), (1384, 18382), (1414, 17992), (1456, 17473), (1616, 15743), (2249, 11312), (2422, 10504), (2626, 9688), (2768, 9191), (2828, 8996), (4498, 5656), (4844, 5252)]