2019286100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{41981}}^1$

素因数の和:42045

約数の個数: 72

約数和(自身を含む): 4846570008

約数和(自身を除く): 2827283908

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 370, 481, 650, 740, 925, 962, 1300, 1850, 1924, 2405, 3700, 4810, 9620, 12025, 24050, 41981, 48100, 83962, 167924, 209905, 419810, 545753, 839620, 1049525, 1091506, 1553297, 2099050, 2183012, 2728765, 3106594, 4198100, 5457530, 6213188, 7766485, 10915060, 13643825, 15532970, 20192861, 27287650, 31065940, 38832425, 40385722, 54575300, 77664850, 80771444, 100964305, 155329700, 201928610, 403857220, 504821525, 1009643050, 2019286100]

約数ペア:

[(1, 2019286100), (2, 1009643050), (4, 504821525), (5, 403857220), (10, 201928610), (13, 155329700), (20, 100964305), (25, 80771444), (26, 77664850), (37, 54575300), (50, 40385722), (52, 38832425), (65, 31065940), (74, 27287650), (100, 20192861), (130, 15532970), (148, 13643825), (185, 10915060), (260, 7766485), (325, 6213188), (370, 5457530), (481, 4198100), (650, 3106594), (740, 2728765), (925, 2183012), (962, 2099050), (1300, 1553297), (1850, 1091506), (1924, 1049525), (2405, 839620), (3700, 545753), (4810, 419810), (9620, 209905), (12025, 167924), (24050, 83962), (41981, 48100)]