12598900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^2\times {\mathrm{349}}^1$

素因数の和:401

約数の個数: 54

約数和(自身を含む): 28936950

約数和(自身を除く): 16338050

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 349, 361, 380, 475, 698, 722, 950, 1396, 1444, 1745, 1805, 1900, 3490, 3610, 6631, 6980, 7220, 8725, 9025, 13262, 17450, 18050, 26524, 33155, 34900, 36100, 66310, 125989, 132620, 165775, 251978, 331550, 503956, 629945, 663100, 1259890, 2519780, 3149725, 6299450, 12598900]

約数ペア:

[(1, 12598900), (2, 6299450), (4, 3149725), (5, 2519780), (10, 1259890), (19, 663100), (20, 629945), (25, 503956), (38, 331550), (50, 251978), (76, 165775), (95, 132620), (100, 125989), (190, 66310), (349, 36100), (361, 34900), (380, 33155), (475, 26524), (698, 18050), (722, 17450), (950, 13262), (1396, 9025), (1444, 8725), (1745, 7220), (1805, 6980), (1900, 6631), (3490, 3610)]