789606688

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{18793}}^1$

素因数の和:18917

約数の個数: 48

約数和(自身を含む): 1690783416

約数和(自身を除く): 901176728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 101, 104, 202, 208, 404, 416, 808, 1313, 1616, 2626, 3232, 5252, 10504, 18793, 21008, 37586, 42016, 75172, 150344, 244309, 300688, 488618, 601376, 977236, 1898093, 1954472, 3796186, 3908944, 7592372, 7817888, 15184744, 24675209, 30369488, 49350418, 60738976, 98700836, 197401672, 394803344, 789606688]

約数ペア:

[(1, 789606688), (2, 394803344), (4, 197401672), (8, 98700836), (13, 60738976), (16, 49350418), (26, 30369488), (32, 24675209), (52, 15184744), (101, 7817888), (104, 7592372), (202, 3908944), (208, 3796186), (404, 1954472), (416, 1898093), (808, 977236), (1313, 601376), (1616, 488618), (2626, 300688), (3232, 244309), (5252, 150344), (10504, 75172), (18793, 42016), (21008, 37586)]