749968951120

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{67443251}}^1$

素因数の和:67443403

約数の個数: 40

約数和(自身を含む): 1756222282080

約数和(自身を除く): 1006253330960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 5560, 11120, 67443251, 134886502, 269773004, 337216255, 539546008, 674432510, 1079092016, 1348865020, 2697730040, 5395460080, 9374611889, 18749223778, 37498447556, 46873059445, 74996895112, 93746118890, 149993790224, 187492237780, 374984475560, 749968951120]

約数ペア:

[(1, 749968951120), (2, 374984475560), (4, 187492237780), (5, 149993790224), (8, 93746118890), (10, 74996895112), (16, 46873059445), (20, 37498447556), (40, 18749223778), (80, 9374611889), (139, 5395460080), (278, 2697730040), (556, 1348865020), (695, 1079092016), (1112, 674432510), (1390, 539546008), (2224, 337216255), (2780, 269773004), (5560, 134886502), (11120, 67443251)]