15498138820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{170197}}^1$

素因数の和:170392

約数の個数: 48

約数和(自身を含む): 33883017840

約数和(自身を除く): 18384879020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 157, 290, 314, 580, 628, 785, 1570, 3140, 4553, 9106, 18212, 22765, 45530, 91060, 170197, 340394, 680788, 850985, 1701970, 3403940, 4935713, 9871426, 19742852, 24678565, 26720929, 49357130, 53441858, 98714260, 106883716, 133604645, 267209290, 534418580, 774906941, 1549813882, 3099627764, 3874534705, 7749069410, 15498138820]

約数ペア:

[(1, 15498138820), (2, 7749069410), (4, 3874534705), (5, 3099627764), (10, 1549813882), (20, 774906941), (29, 534418580), (58, 267209290), (116, 133604645), (145, 106883716), (157, 98714260), (290, 53441858), (314, 49357130), (580, 26720929), (628, 24678565), (785, 19742852), (1570, 9871426), (3140, 4935713), (4553, 3403940), (9106, 1701970), (18212, 850985), (22765, 680788), (45530, 340394), (91060, 170197)]