1661567206100

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{2908397}}^1$

素因数の和:2908637

約数の個数: 72

約数和(自身を含む): 3748866854040

約数和(自身を除く): 2087299647940

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 50, 58, 100, 116, 145, 197, 290, 394, 580, 725, 788, 985, 1450, 1970, 2900, 3940, 4925, 5713, 9850, 11426, 19700, 22852, 28565, 57130, 114260, 142825, 285650, 571300, 2908397, 5816794, 11633588, 14541985, 29083970, 58167940, 72709925, 84343513, 145419850, 168687026, 290839700, 337374052, 421717565, 572954209, 843435130, 1145908418, 1686870260, 2108587825, 2291816836, 2864771045, 4217175650, 5729542090, 8434351300, 11459084180, 14323855225, 16615672061, 28647710450, 33231344122, 57295420900, 66462688244, 83078360305, 166156720610, 332313441220, 415391801525, 830783603050, 1661567206100]

約数ペア:

[(1, 1661567206100), (2, 830783603050), (4, 415391801525), (5, 332313441220), (10, 166156720610), (20, 83078360305), (25, 66462688244), (29, 57295420900), (50, 33231344122), (58, 28647710450), (100, 16615672061), (116, 14323855225), (145, 11459084180), (197, 8434351300), (290, 5729542090), (394, 4217175650), (580, 2864771045), (725, 2291816836), (788, 2108587825), (985, 1686870260), (1450, 1145908418), (1970, 843435130), (2900, 572954209), (3940, 421717565), (4925, 337374052), (5713, 290839700), (9850, 168687026), (11426, 145419850), (19700, 84343513), (22852, 72709925), (28565, 58167940), (57130, 29083970), (114260, 14541985), (142825, 11633588), (285650, 5816794), (571300, 2908397)]