15679518380

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1\times {\mathrm{72103}}^1$

素因数の和:72326

約数の個数: 48

約数和(自身を含む): 33578544384

約数和(自身を除く): 17899026004

約数列:

[1, 2, 4, 5, 10, 20, 83, 131, 166, 262, 332, 415, 524, 655, 830, 1310, 1660, 2620, 10873, 21746, 43492, 54365, 72103, 108730, 144206, 217460, 288412, 360515, 721030, 1442060, 5984549, 9445493, 11969098, 18890986, 23938196, 29922745, 37781972, 47227465, 59845490, 94454930, 119690980, 188909860, 783975919, 1567951838, 3135903676, 3919879595, 7839759190, 15679518380]

約数ペア:

[(1, 15679518380), (2, 7839759190), (4, 3919879595), (5, 3135903676), (10, 1567951838), (20, 783975919), (83, 188909860), (131, 119690980), (166, 94454930), (262, 59845490), (332, 47227465), (415, 37781972), (524, 29922745), (655, 23938196), (830, 18890986), (1310, 11969098), (1660, 9445493), (2620, 5984549), (10873, 1442060), (21746, 721030), (43492, 360515), (54365, 288412), (72103, 217460), (108730, 144206)]