201907888

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1373}}^1$

素因数の和:1502

約数の個数: 80

約数和(自身を含む): 486593856

約数和(自身を除く): 284685968

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 101, 104, 112, 182, 202, 208, 364, 404, 707, 728, 808, 1313, 1373, 1414, 1456, 1616, 2626, 2746, 2828, 5252, 5492, 5656, 9191, 9611, 10504, 10984, 11312, 17849, 18382, 19222, 21008, 21968, 35698, 36764, 38444, 71396, 73528, 76888, 124943, 138673, 142792, 147056, 153776, 249886, 277346, 285584, 499772, 554692, 970711, 999544, 1109384, 1802749, 1941422, 1999088, 2218768, 3605498, 3882844, 7210996, 7765688, 12619243, 14421992, 15531376, 25238486, 28843984, 50476972, 100953944, 201907888]

約数ペア:

[(1, 201907888), (2, 100953944), (4, 50476972), (7, 28843984), (8, 25238486), (13, 15531376), (14, 14421992), (16, 12619243), (26, 7765688), (28, 7210996), (52, 3882844), (56, 3605498), (91, 2218768), (101, 1999088), (104, 1941422), (112, 1802749), (182, 1109384), (202, 999544), (208, 970711), (364, 554692), (404, 499772), (707, 285584), (728, 277346), (808, 249886), (1313, 153776), (1373, 147056), (1414, 142792), (1456, 138673), (1616, 124943), (2626, 76888), (2746, 73528), (2828, 71396), (5252, 38444), (5492, 36764), (5656, 35698), (9191, 21968), (9611, 21008), (10504, 19222), (10984, 18382), (11312, 17849)]